Zabaykalsky Krai, Russia (original) (raw)

ⓘ Acanthite

Formula: Ag2S

Localities:

Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Taseyevskoye Au deposit, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Actinolite

Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2

Localities: Reported from at least 6 localities in this region.

ⓘ Adamite

Formula: Zn2(AsO4)(OH)

ⓘ Aegirine

Formula: NaFe3+Si2O6

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Agardite-(Y)

Formula: YCu6(AsO4)3(OH)6 · 3H2O

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Aikinite

Formula: PbCuBiS3

Localities:

Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Bom-Gorkhon Mine, Petrovsk-Zabaykalsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Kara ore cluster, Sretensky District, Zabaykalsky Krai, Russia

ⓘ 'Aikinite-Bismuthinite Series'

ⓘ Albite

Formula: Na(AlSi3O8)

Localities: Reported from at least 24 localities in this region.

ⓘ Albite var. Cleavelandite

Formula: Na(AlSi3O8)

Localities:

Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Vodorazhdelnoye, Menza District, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Oktyabrskaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Solnechnaya pegmatite, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Albite var. Oligoclase

Formula: (Na,Ca)[Al(Si,Al)Si2O8]

Localities: Reported from at least 9 localities in this region.

ⓘ 'Allanite Group'

Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

Localities:

Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Udokan copper sandstone deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Almandine

Formula: Fe2+3Al2(SiO4)3

Localities:

Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Oktyabrskaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Chalotskoe deposit, Durulgui pegmatite field, Ononsky District, Zabaykalsky Krai, Russia
Solnechnaya pegmatite, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Altaite

Formula: PbTe

ⓘ 'Amphibole Supergroup'

Formula: A B2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2

Localities: Reported from at least 8 localities in this region.

ⓘ Andradite

Formula: Ca3Fe3+2(SiO4)3

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Anglesite

Formula: PbSO4

ⓘ Anhydrite

Formula: CaSO4

ⓘ Anilite

Formula: Cu7S4

ⓘ Ankerite

Formula: Ca(Fe2+,Mg)(CO3)2

Localities: Reported from at least 6 localities in this region.

ⓘ Annite

Formula: KFe2+3(AlSi3O10)(OH)2

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Anorthite

Formula: Ca(Al2Si2O8)

ⓘ Antigorite

Formula: Mg3(Si2O5)(OH)4

ⓘ Antimony

Formula: Sb

ⓘ Antlerite

Formula: Cu3(SO4)(OH)4

Localities:

Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ 'Apatite'

Formula: Ca5(PO4)3(Cl/F/OH)

Localities: Reported from at least 19 localities in this region.

ⓘ Arfvedsonite

Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Arsenic

Formula: As

Localities:

Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Krasnochikoyskoe deposit, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Arsenoclasite

Formula: Mn2+5(AsO4)2(OH)4

ⓘ Arsenolite

Formula: As2O3

Localities:

Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Krasnochikoyskoe deposit, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia

ⓘ Arsenopyrite

Formula: FeAsS

Localities: Reported from at least 22 localities in this region.

ⓘ Aschamalmite

Formula: Pb6-3xBi2+xS9

References:

Gaskova, O. L., Redin, Y. O., Nevolko, P. A., Kolpakova, M. N., & Naymushina, O. S. (2018). Physicochemical modeling of hightemperature stages of gold deposition at the lugokanskoe deposit (eastern Transbaikalia). Bulletin of the Tomsk Polytechnic University, Geo Assets Engineering, 329(10), 57-66.

Redin, Y. O., Redina, A. A., Prokopiev, I. R., Dultsev, V. F., Kirillov, M. V., & Mokrushnikov, V. P. (2020). The Lukoganskoe Au–Cu Skarn Deposit (Eastern Transbaikalia): Mineral Composition, Age, and Formation Conditions. Russian Geology and Geophysics, 61(2), 174-195.

ⓘ Astrophyllite

Formula: K2NaFe2+7Ti2Si8O26(OH)4F

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Atacamite

Formula: Cu2(OH)3Cl

ⓘ Atelestite

Formula: Bi2(AsO4)O(OH)

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Aurostibite

Formula: AuSb2

ⓘ Autunite

Formula: Ca(UO2)2(PO4)2 · 10-12H2O

ⓘ 'Axinite Group'

References:

Fialova, Dana, Kremplova, Monika, Hynek, David, Konecna, Marie, Kaiser, Jozef, Malina, Radomír, Kynicky, Jindrich, Krystofova, Olga, Kizek, Rene, Adam, Vojtech (2013) Sosedka Pegmatite Metal Ions Composition Determined by Voltammetry. International Journal of Electrochemical Science, 8. 7853-7867

ⓘ Axinite-(Mn)

Formula: Ca2Mn2+Al2BSi4O15(OH)

ⓘ Azurite

Formula: Cu3(CO3)2(OH)2

Localities:

Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Bafertisite

Formula: Ba2Fe2+4Ti2(Si2O7)2O2(OH)2F2

ⓘ Balkanite

Formula: Cu9Ag5HgS8

ⓘ Baryte

Formula: BaSO4

Localities: Reported from at least 13 localities in this region.

ⓘ Bastnäsite-(Ce)

Formula: Ce(CO3)F

ⓘ Batiferrite

Formula: BaTi2Fe3+8Fe2+2O19

ⓘ Bauranoite (TL)

Formula: Ba(UO2)2(OH)6 · 1-2H2O

Type Locality:

ⓘ Becquerelite

Formula: Ca(UO2)6O4(OH)6 · 8H2O

ⓘ Berryite

Formula: Cu3Ag2Pb3Bi7S16

References:

Kovalenker, V. A., Kiseleva, G. D., Krylova, T. L., & Andreeva, O. V. (2011). Mineralogy and ore formation conditions of the Bugdaya Au-bearing W-Mo porphyry deposit, eastern Transbaikal region, Russia. Geology of Ore Deposits, 53(2), 93-125.

ⓘ Berthierine

Formula: (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4

References:

Laverov, N.P., Petrov, V.A., Poluektov, V.V., Nasimov, R.M., Hammer, J., Burmistrov, A.A., and Shchukin, S.I. (2008): Geology of Ore Deposits 50(5), 339-361.

ⓘ Bertrandite

Formula: Be4(Si2O7)(OH)2

ⓘ Beryl

Formula: Be3Al2(Si6O18)

Localities: Reported from at least 26 localities in this region.

Habit: Striated prisms to many cm. The striations distinguish the Adun-Chalon beryls

Colour: usually greenish blue, colorless, white, wine yellow, green, sky blue

Description: Matrix specimens of these gem xls are highly prized.

ⓘ Beryl var. Alkali-beryl

Formula: Be3Al2(Si6O18)

ⓘ Beryl var. Aquamarine

Formula: Be3Al2Si6O18

Localities: Reported from at least 7 localities in this region.

ⓘ Beryl var. Goshenite

Formula: Be3Al2(Si6O18)

ⓘ Beryl var. Heliodor

Formula: Be3Al2(Si6O18)

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Beryl var. Morganite

Formula: Be3Al2(Si6O18)

ⓘ Betpakdalite-CaMg

Formula: [Ca2(H2O)17Mg(H2O)6][Mo8As2Fe3+3O36(OH)]

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Beudantite

Formula: PbFe3(AsO4)(SO4)(OH)6

ⓘ 'Bindheimite' (FRL)

Formula: Pb2Sb2O6O

ⓘ 'Biotite'

Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

Localities: Reported from at least 20 localities in this region.

ⓘ Bismuth

Formula: Bi

Localities: Reported from at least 14 localities in this region.

ⓘ Bismuthinite

Formula: Bi2S3

Localities: Reported from at least 15 localities in this region.

ⓘ Bismutite

Formula: (BiO)2CO3

Localities: Reported from at least 13 localities in this region.

ⓘ Bismutocolumbite (TL)

Formula: Bi(Nb,Ta)O4

ⓘ 'Bismutomicrolite (of Hogarth 1977)'

ⓘ Bismutotantalite

Formula: Bi(Ta,Nb)O4

References:

Kasatkin, A. V., Britvin, S. N., Peretyazhko, I. S., Chukanov, N. V., Škoda, R., & Agakhanov, A. A. (2020). Oxybismutomicrolite, a new pyrochlore-supergroup mineral from the Malkhan pegmatite field, Central Transbaikalia, Russia. Mineralogical Magazine 84:444-454

ⓘ Bobierrite

Formula: Mg3(PO4)2 · 8H2O

ⓘ Bogdanovite

Formula: (Au,Te,Pb)3(Cu,Fe)

References:

Gongalsky, B. I., Safonov, Y. G., Krivolutskaya, N. A., Prokof’ev, V. Y., & Yushin, A. A. (2007) A new type of gold-platinum-copper mineralization in northern Transbaikalia. In Doklady Earth Sciences (Vol. 415, No. 1, pp. 671-674). Nauka/Interperiodica.

ⓘ Bornite

Formula: Cu5FeS4

Localities: Reported from at least 11 localities in this region.

ⓘ Borocookeite (TL)

Formula: (LiAl4◻)[BSi3O10](OH)8

Localities:

Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Boromuscovite

Formula: KAl2(BSi3O10)(OH)2

Localities:

Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Bosiite (TL)

Formula: NaFe3+3(Al4Mg2)(Si6O18)(BO3)3(OH)3O

Type Locality:

ⓘ Boulangerite

Formula: Pb5Sb4S11

Localities: Reported from at least 9 localities in this region.

ⓘ Boulangerite var. Copper-bearing Boulangerite

Formula: (Pb,Cu)5Sb4S11

ⓘ Bournonite

Formula: PbCuSbS3

Localities: Reported from at least 8 localities in this region.

ⓘ Boyleite

Formula: (Zn,Mg)SO4 · 4H2O

ⓘ Brannerite

Formula: UTi2O6

ⓘ Breithauptite

Formula: NiSb

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Brochantite

Formula: Cu4(SO4)(OH)6

ⓘ Brockite

Formula: (Ca,Th,Ce)PO4 · H2O

ⓘ 'Bursaite'

Formula: Pb5Bi4S11 (?)

Localities:

Shumilovskoye W deposit, Krasnochikoysky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Calaverite

Formula: AuTe2

ⓘ Calciouranoite (TL)

Formula: (Ca,Ba,Pb)U2O7 · 5H2O

Type Locality:

ⓘ Calcite

Formula: CaCO3

Localities: Reported from at least 17 localities in this region.

ⓘ 'Calcium Amphibole Subgroup var. Hornblende'

Localities:

Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Bystrinsky Massif, Zabaykalsky Krai, Russia
Lugiinskoye deposit, Zabaykalsky Krai, Russia

ⓘ Calcurmolite

Formula: Ca[(UO2)3(MoO4)2(OH)4](H2O)~5.0

ⓘ Canfieldite

Formula: Ag8SnS6

ⓘ Cannizzarite

Formula: Pb48Bi56S132

ⓘ Carrollite

Formula: CuCo2S4

Localities:

Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Sulban Deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Cassiterite

Formula: SnO2

Localities: Reported from at least 17 localities in this region.

ⓘ Celestine

Formula: SrSO4

Localities:

Zhirekenskoye Mo-Cu deposit, Chernyshevsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Solonechinskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Cerianite-(Ce)

Formula: (Ce4+,Th)O2

ⓘ Cerussite

Formula: PbCO3

Localities:

Nerchinsk Ag-Pb-Zn deposit, Nerchinsk, Nerchinsky District, Zabaykalsky Krai, Russia
Nerchinsk, Nerchinsky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Cervelleite

Formula: Ag4TeS

ⓘ Chabazite-Ca

Formula: (Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O

ⓘ Chalcanthite

Formula: CuSO4 · 5H2O

ⓘ Chalcocite

Formula: Cu2S

Localities: Reported from at least 8 localities in this region.

ⓘ Chalcopyrite

Formula: CuFeS2

Localities: Reported from at least 35 localities in this region.

ⓘ Chiolite

Formula: Na5Al3F14

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Chlorargyrite

Formula: AgCl

ⓘ 'Chlorite Group'

Localities: Reported from at least 13 localities in this region.

ⓘ Chromite

Formula: Fe2+Cr3+2O4

ⓘ Chrysocolla

Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1

Localities:

Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Chukhrovite-(Y)

Formula: Ca3(Y,Ce)(AlF6)2(SO4)F · 10H2O

ⓘ Chvilevaite (TL)

Formula: Na(Cu,Fe,Zn)2S4

Type Locality:

References:

Kachalovskaya, V.M., Osipov, B.S., Nazarenko, N.G., Kukoev, V.A., Mazmanyan, A.O., Egorov, I.N., Kaplunnik, L.N. (1988) Chvilevaite - a new alkali sulfide with the composition Na(Cu,Fe,Zn)2S2. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 117(2) 204-207.

ⓘ Cinnabar

Formula: HgS

ⓘ Clausthalite

Formula: PbSe

References:

Gongalsky, B. I., Safonov, Y. G., Krivolutskaya, N. A., Prokof’ev, V. Y., & Yushin, A. A. (2007) A new type of gold-platinum-copper mineralization in northern Transbaikalia. In Doklady Earth Sciences (Vol. 415, No. 1, pp. 671-674). Nauka/Interperiodica.

ⓘ Clinochlore

Formula: Mg5Al(AlSi3O10)(OH)8

References:

Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68.

Prokofiev, V. Y., Garofalo, P. S., Bortnikov, N. S., Kovalenker, V. A., Zorina, L. D., Grichuk, D. V., & Selektor, S. L. (2010). Fluid inclusion constraints on the genesis of gold in the Darasun district (Eastern Transbaikalia), Russia. Economic Geology, 105(2), 395-416.

ⓘ 'Clinopyroxene Subgroup'

Description: Modal Abundances 2.6% according to Prinz, M. et al. (1980)

ⓘ Clinozoisite

Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)

ⓘ Cobaltite

Formula: CoAsS

Localities:

Chineyskoye Fe-Ti-V deposit, Chiney massif, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Sulban Deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Coffinite

Formula: U(SiO4) · nH2O

ⓘ Columbite-(Fe)

Formula: Fe2+Nb2O6

Localities:

Orlovskoye mine, Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia
Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia
Chalotskoe deposit, Durulgui pegmatite field, Ononsky District, Zabaykalsky Krai, Russia

ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series'

Localities:

Orlovka, Aginsky District, Zabaykalsky Krai, Russia
Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia
Oktyabrskaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ 'Columbite Group'

ⓘ Columbite-(Mn)

Formula: Mn2+Nb2O6

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Etyka, Baleysky District, Zabaykalsky Krai, Russia

ⓘ 'Columbite-Tantalite'

ⓘ Cookeite

Formula: (LiAl4◻)[AlSi3O10](OH)8

Localities:

Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Copper

Formula: Cu

Localities:

Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Cordierite

Formula: (Mg,Fe)2Al3(AlSi5O18)

ⓘ Cornetite

Formula: Cu3(PO4)(OH)3

ⓘ Cornwallite

Formula: Cu5(AsO4)2(OH)4

ⓘ Coronadite

Formula: Pb(Mn4+6Mn3+2)O16

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Cosalite

Formula: Pb2Bi2S5

Localities: Reported from at least 6 localities in this region.

ⓘ Covellite

Formula: CuS

Localities:

Akatui Pb-Zn deposit, Akatui, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Bom-Gorkhon Mine, Petrovsk-Zabaykalsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Cronstedtite

Formula: Fe2+2Fe3+((Si,Fe3+)2O5)(OH)4

ⓘ Cryolite

Formula: Na2NaAlF6

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ 'Cryophyllite'

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Cubanite

Formula: CuFe2S3

Localities:

Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Sulban Deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Cummingtonite

Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2

References:

Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68.

ⓘ Cuprite

Formula: Cu2O

ⓘ Curite

Formula: Pb3(H2O)2[(UO2)4O4(OH)3]2

ⓘ Cyanotrichite

Formula: Cu4Al2(SO4)(OH)12 · 2H2O

ⓘ Danburite

Formula: CaB2Si2O8

Localities:

Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Oktyabrskaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Darrellhenryite

Formula: Na(Al2Li)Al6(Si6O18)(BO3)3(OH)3O

References:

Kasatkin, A. V., Nestola, F., Day, M. C., Gorelova, L. A., Škoda, R., Vereshchagin, O. S., … Anosov, M. Yu. (2024). Fluor-rossmanite, □(Al2Li)Al6(Si6O18)(BO3)3(OH)3F, a new tourmaline supergroup mineral from Malkhan pegmatite field, Western Siberia, Russia. Mineralogical Magazine, 1–25. doi:10.1180/mgm.2024.34

ⓘ Delafossite

Formula: CuFeO2

ⓘ Dickite

Formula: Al2(Si2O5)(OH)4

References:

Laverov, N.P., Petrov, V.A., Poluektov, V.V., Nasimov, R.M., Hammer, J., Burmistrov, A.A., and Shchukin, S.I. (2008): Geology of Ore Deposits 50(5), 339-361.

ⓘ Digenite

Formula: Cu9S5

ⓘ Diopside

Formula: CaMgSi2O6

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Djurleite

Formula: Cu31S16

ⓘ Dolerophanite

Formula: Cu2(SO4)O

ⓘ Dolomite

Formula: CaMg(CO3)2

Localities: Reported from at least 6 localities in this region.

ⓘ Dravite

Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)

Localities:

Vodorazhdelnoye, Menza District, Krasnochikoysky District, Zabaykalsky Krai, Russia
Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Dzhalindite

Formula: In(OH)3

References:

Kiseleva, G. D., Kovalenker, V. A., Trubkin, N. V., Borisovsky, S. E., & Mokhov, A. V. (2008) RARE MINERALS OF In, Cd, Mo, AND W IN GOLD-BASE METAL VEINS OF THE BUGDAYA Au-Mo (W)-PORPHYRY DEPOSIT, EASTERN TRANSBAIKALIA RUSSIA. New Data on Minerals 43:13-22

Kovalenker, V. A., Kiseleva, G. D., Krylova, T. L., & Andreeva, O. V. (2011). Mineralogy and ore formation conditions of the Bugdaya Au-bearing W-Mo porphyry deposit, eastern Transbaikal region, Russia. Geology of Ore Deposits, 53(2), 93-125.

ⓘ Elbaite

Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)

Localities: Reported from at least 13 localities in this region.

✪ Elbaite var. Siberite

Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)

Habit: Prismatic to many cm

Colour: red to pink, often opaque

Description: The largest xl found in 1848 weighed 4.81 Kg and is in the St Petersburg Mining Institute

ⓘ Elpasolite

Formula: K2NaAlF6

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

ⓘ 'Elsmoreite Group'

ⓘ Emplectite

Formula: CuBiS2

ⓘ Empressite

Formula: AgTe

ⓘ Enargite

Formula: Cu3AsS4

References:

Efremov, S. V., Spiridonov, A. M., Goryachev, N. A., & Budyak, A. E. (2021). Evolution of the Kara Ore-Magmatic System (Eastern Transbaikalia, Russia): Experience in Applying Small-Scale Geochemical Survey. Geology of Ore Deposits, 63, 257-268.

ⓘ Enstatite

Formula: Mg2Si2O6

ⓘ Eosphorite

Formula: Mn2+Al(PO4)(OH)2 · H2O

ⓘ Epidote

Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)

Localities: Reported from at least 6 localities in this region.

ⓘ Euxenite-(Y)

Formula: (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Famatinite

Formula: Cu3SbS4

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ 'Fayalite-Forsterite Series'

References:

Mittlefehldt, D. W., McCoy, T. J., Goodrich, C. A. & Kracher, A. (1998). Non-chondritic meteorites from asteroidal bodies. In: Planetary Materials (Papike, J. J. [Ed.]): Chapter 4, 195 pages. Mineralogical Society of America: Washington, DC, USA.

ⓘ 'Feldspar Group'

Localities: Reported from at least 8 localities in this region.

ⓘ Ferberite

Formula: FeWO4

Localities:

Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia
Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia
Melekhinskaya Sopka, Sherlovogorskoe, Borzinsky District, Zabaykalsky Krai, Russia

ⓘ Fergusonite-(Y)

Formula: YNbO4

ⓘ Ferrihydrite

Formula: Fe3+10O14(OH)2

ⓘ Ferrimolybdite

Formula: Fe2(MoO4)3 · nH2O

ⓘ Fizélyite

Formula: Ag5Pb14Sb21S48

ⓘ Fletcherite

Formula: CuNi2S4

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Fluellite

Formula: Al2(PO4)F2(OH) · 7H2O

ⓘ Fluoborite

Formula: Mg3(BO3)(F,OH)3

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ 'Fluocerite'

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Fluocerite-(Ce)

Formula: CeF3

ⓘ Fluorannite

Formula: KFe2+3(Si3Al)O10F2

ⓘ Fluorapatite

Formula: Ca5(PO4)3F

Localities: Reported from at least 7 localities in this region.

ⓘ Fluor-elbaite

Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3F

References:

Kasatkin, A. V., Nestola, F., Day, M. C., Gorelova, L. A., Škoda, R., Vereshchagin, O. S., … Anosov, M. Yu. (2024). Fluor-rossmanite, □(Al2Li)Al6(Si6O18)(BO3)3(OH)3F, a new tourmaline supergroup mineral from Malkhan pegmatite field, Western Siberia, Russia. Mineralogical Magazine, 1–25. doi:10.1180/mgm.2024.34

ⓘ Fluorite

Formula: CaF2

Localities: Reported from at least 32 localities in this region.

Habit: hexahedrons, triakis octahedrons

Colour: violet, rose-violet, green, dark purple

ⓘ Fluorite var. Yttrofluorite

Formula: (Ca1-xYx)F2+x where 0.05 < x < 0.3

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Fluor-liddicoatite

Formula: Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3F

References:

Lees, Bryan K., Kynicky, Jindrich, Kynicky, Jan, Song, Wenlei, Kotlanova, Michaela, Wagner, Gerhard, Persson, Philip (2019) The Malkhan Pegmatite District, Krasny Chikoy, Transbaikalia, Eastern Siberian Region, Russia. The Mineralogical Record, 50 (3) 245-324

ⓘ Fluornatrocoulsellite

Formula: CaNa3AlMg3F14

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Fluornatromicrolite

Formula: (Na1.5Bi0.5)Ta2O6F

References:

Kasatkin, A. V., Britvin, S. N., Peretyazhko, I. S., Chukanov, N. V., Škoda, R., & Agakhanov, A. A. (2020). Oxybismutomicrolite, a new pyrochlore-supergroup mineral from the Malkhan pegmatite field, Central Transbaikalia, Russia. Mineralogical Magazine 84:444-454

ⓘ Fluornatropyrochlore

Formula: (Na,Pb,Ca,REE,U)2Nb2O6F

References:

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ 'Fluoro-arfvedsonite'

Formula: [Na][Na2][Fe2+4Fe3+]Si8O22F2

ⓘ Fluoro-riebeckite

Formula: ◻{Na2}{Fe2+3Fe3+2}(Si8O22)F2

ⓘ Fluor-rossmanite (TL)

Formula: ◻(Al2Li)Al6(Si6O18)(BO3)3(OH)3F

Type Locality:

References:

Kasatkin, A. V., Nestola, F., Day, M. C., Gorelova, L. A., Škoda, R., Vereshchagin, O. S., Agakhanov, A. A., and Belakovskiy, D. I.: Fluor-rossmanite, IMA 2023-111, in: CNMNC Newsletter 78, Eur. J. Mineral., 36, https://doi.org/10.5194/ejm-36-361-2024, 2024.

ⓘ Fluor-tsilaisite

Formula: NaMn2+3Al6(Si6O18)(BO3)3(OH)3F

References:

Kasatkin, A. V., Nestola, F., Day, M. C., Gorelova, L. A., Škoda, R., Vereshchagin, O. S., … Anosov, M. Yu. (2024). Fluor-rossmanite, □(Al2Li)Al6(Si6O18)(BO3)3(OH)3F, a new tourmaline supergroup mineral from Malkhan pegmatite field, Western Siberia, Russia. Mineralogical Magazine, 1–25. doi:10.1180/mgm.2024.34

ⓘ Foitite

Formula: ◻(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3(OH)

References:

Kasatkin, A. V., Nestola, F., Day, M. C., Gorelova, L. A., Škoda, R., Vereshchagin, O. S., … Anosov, M. Yu. (2024). Fluor-rossmanite, □(Al2Li)Al6(Si6O18)(BO3)3(OH)3F, a new tourmaline supergroup mineral from Malkhan pegmatite field, Western Siberia, Russia. Mineralogical Magazine, 1–25. doi:10.1180/mgm.2024.34

ⓘ Fourmarierite

Formula: Pb(UO2)4O3(OH)4 · 4H2O

ⓘ 'Freibergite Subgroup'

Formula: (Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1

ⓘ Friedrichite

Formula: Pb5Cu5Bi7S18

References:

Redin, Y. O., Redina, A. A., Prokopiev, I. R., Dultsev, V. F., Kirillov, M. V., & Mokrushnikov, V. P. (2020). The Lukoganskoe Au–Cu Skarn Deposit (Eastern Transbaikalia): Mineral Composition, Age, and Formation Conditions. Russian Geology and Geophysics, 61(2), 174-195.

ⓘ Froodite

Formula: α-PdBi2

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Fülöppite

Formula: Pb3Sb8S15

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Gadolinite-(Y)

Formula: Y2Fe2+Be2Si2O10

ⓘ 'Gagarinite'

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Gagarinite-(Y)

Formula: NaCaYF6

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Galena

Formula: PbS

Localities: Reported from at least 35 localities in this region.

ⓘ Galenobismutite

Formula: PbBi2S4

Localities:

Shumilovskoye W deposit, Krasnochikoysky District, Zabaykalsky Krai, Russia
Bom-Gorkhon Mine, Petrovsk-Zabaykalsky District, Zabaykalsky Krai, Russia
Amurskie Daiki deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia

ⓘ 'Garnet Group'

Formula: X3Z2(SiO4)3

Localities: Reported from at least 8 localities in this region.

ⓘ Gearksutite

Formula: Ca[Al(F,OH)5(H2O)]

ⓘ Geocronite

Formula: Pb14Sb6S23

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Germanite

Formula: Cu13Fe2Ge2S16

ⓘ Giessenite

Formula: Pb27Cu2(Bi,Sb)19S57

ⓘ Gladite

Formula: PbCuBi5S9

ⓘ Glaucodot

Formula: (Co0.50Fe0.50)AsS

References:

Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68.

ⓘ Goethite

Formula: α-Fe3+O(OH)

Localities: Reported from at least 11 localities in this region.

ⓘ Gold

Formula: Au

Localities: Reported from at least 35 localities in this region.

ⓘ Gold var. Electrum

Formula: (Au,Ag)

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Taseyevskoye Au deposit, Zabaykalsky Krai, Russia

ⓘ 'Gold Amalgam'

ⓘ Goudeyite

Formula: AlCu6(AsO4)3(OH)6 · 3H2O

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Graphite

Formula: C

ⓘ Greenockite

Formula: CdS

References:

Kiseleva, G. D., Kovalenker, V. A., Trubkin, N. V., Borisovsky, S. E., & Mokhov, A. V. (2008) RARE MINERALS OF In, Cd, Mo, AND W IN GOLD-BASE METAL VEINS OF THE BUGDAYA Au-Mo (W)-PORPHYRY DEPOSIT, EASTERN TRANSBAIKALIA RUSSIA. New Data on Minerals 43:13-22

Kiseleva, G.D., Kovalenker, V.A. & Mokhov, A.V. (2010): Indium mineralization in the Au-Mo(W)-porphyry Bugdaya deposit, Eastern Transbaikalia, Russia. 20th General Meeting of the IMA (IMA2010), Budapest, Hungary, August 21-27, CD of Abstracts, p. 428.

Kovalenker, V. A., Kiseleva, G. D., Krylova, T. L., & Andreeva, O. V. (2011). Mineralogy and ore formation conditions of the Bugdaya Au-bearing W-Mo porphyry deposit, eastern Transbaikal region, Russia. Geology of Ore Deposits, 53(2), 93-125.

ⓘ Guettardite

Formula: Pb8(Sb0.56As0.44)16S32

ⓘ Gunningite

Formula: ZnSO4 · H2O

ⓘ Gupeiite

Formula: Fe3Si

ⓘ Gustavite

Formula: AgPbBi3S6

ⓘ 'Gustavite-Lillianite Series'

ⓘ Gypsum

Formula: CaSO4 · 2H2O

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Halotrichite

Formula: FeAl2(SO4)4 · 22H2O

ⓘ Hambergite

Formula: Be2(BO3)(OH)

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Oktyabrskaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Hammarite

Formula: Pb2Cu2Bi4S9

ⓘ Haycockite

Formula: Cu4Fe5S8

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Hedenbergite

Formula: CaFe2+Si2O6

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Hedleyite

Formula: Bi7Te3

ⓘ Hejtmanite

Formula: Ba2Mn2+4Ti2(Si2O7)2O2(OH)2F2

ⓘ Helvine

Formula: Be3Mn2+4(SiO4)3S

ⓘ Hematite

Formula: Fe2O3

Localities: Reported from at least 18 localities in this region.

ⓘ Hematite var. Martite

Formula: Fe2O3

ⓘ Hemimorphite

Formula: Zn4Si2O7(OH)2 · H2O

ⓘ Hercynite

Formula: Fe2+Al2O4

References:

Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68.

Prokofiev, V. Y., Garofalo, P. S., Bortnikov, N. S., Kovalenker, V. A., Zorina, L. D., Grichuk, D. V., & Selektor, S. L. (2010). Fluid inclusion constraints on the genesis of gold in the Darasun district (Eastern Transbaikalia), Russia. Economic Geology, 105(2), 395-416.

ⓘ Hessite

Formula: Ag2Te

Localities: Reported from at least 7 localities in this region.

ⓘ Heteromorphite

Formula: Pb7Sb8S19

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Heulandite-Na

Formula: (Na,Ca,K)6(Si,Al)36O72 · 22H2O

ⓘ Heyrovskýite

Formula: Pb6Bi2S9

ⓘ Hodrušite

Formula: Cu8Bi12S22

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ 'Hornblende Root Name Group'

Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2

ⓘ Hübnerite

Formula: MnWO4

ⓘ Hügelite

Formula: Pb2(UO2)3(AsO4)2O2 · 5H2O

ⓘ Humite

Formula: Mg7(SiO4)3F2

ⓘ 'Hydrogoethite'

Formula: 3Fe2O3 · 4H2O

Localities:

Bom-Gorkhon Mine, Petrovsk-Zabaykalsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia

ⓘ Hydrokenoralstonite

Formula: Na0.5(Al,Mg)2(F,OH)6 · H2O

ⓘ 'Hydromuscovite'

References:

Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68.

ⓘ Hydroplumboelsmoreite

Formula: (Pb,◻)(W,Fe3+)2O6 · H2O

ⓘ Hydropyrochlore

Formula: (H2O,◻)2Nb2(O,OH)6(H2O)

References:

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Hydrotungstite

Formula: WO3 · 2H2O

ⓘ Hydroxylapatite

Formula: Ca5(PO4)3(OH)

References:

Prokof'ev, V Yu, Plotinskaya, O Yu, Zorina, LD, Baksheev, IA, Kudryavtseva, OE, others (2004) Minerals and formation conditions of ores of the Teremkin gold deposit (Eastern Transbaikal Region, Russia).

ⓘ Idaite

Formula: Cu5FeS6

ⓘ Ikunolite

Formula: Bi4S3

ⓘ Ilmenite

Formula: Fe2+TiO3

Localities: Reported from at least 14 localities in this region.

ⓘ 'Ilmenorutile-Strüverite Series'

ⓘ Ilsemannite

Formula: Mo3O8 · nH2O

Localities:

Oktyabr'skoe Mo-U Deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Indium (TL)

Formula: In

Type Locality:

ⓘ Ingodite (TL)

Formula: Bi2TeS

ⓘ Iriginite

Formula: (UO2)Mo2O7 · 3H2O

References:

Chernyshev, I. V., Golubev, V. N., Chugaev, A. V., Mandzhieva, G. V., & Gareev, B. I. (2019). Behavior of the 238 U, 235 U, and 234 U Isotopes at Weathering of Volcanic Rocks with U Mineralization: A Case Study at the Tulukuevskoe Deposit, Eastern Transbaikalia. Petrology, 27, 407-424.

ⓘ Iron

Formula: Fe

ⓘ Iron var. Kamacite

Formula: (Fe,Ni)

ⓘ Isomertieite

Formula: Pd11Sb2As2

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ 'Ixiolite-(Mn2+)-Ixiolite-(Fe2+) Series'

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ 'Ixiolite-(Mn2+)-Ixiolite-(Fe2+) Series var. Scandian Ixiolite (of von Knorring)'

Formula: (Nb,Ta,Ti,Sc,Fe,Mn)4O8

ⓘ Izoklakeite

Formula: Pb27(Cu,Fe,Ag)2(Sb,Bi)19S57

ⓘ Jamesonite

Formula: Pb4FeSb6S14

Localities:

Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Jarosite

Formula: KFe3+3(SO4)2(OH)6

Localities:

Pogromnoye mine, Aprelkovsky gold field, Shilkinsky District, Zabaykalsky Krai, Russia
Bom-Gorkhon Mine, Petrovsk-Zabaykalsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Jaskólskiite

Formula: CuxPb2+x(Sb,Bi)2-xS5 (x ~ 0.15)

ⓘ 'Jasper'

✪ Jeremejevite (TL)

Formula: Al6(BO3)5(F,OH)3

Type Locality:

Habit: Long prisms to several cm with (yellow?) eichwaldite cores that form the terminations

Colour: blue

Description: Only a few isolated xls were found in the 1880's. Eichwaldite is a synonym for Jeremejevite and was named after a Russian mineralogist

ⓘ Jonassonite

Formula: AuBi5S4

ⓘ Jordanite

Formula: Pb14As6S23

ⓘ Jordisite

Formula: MoS2

ⓘ 'Joséite'

Formula: Bi4TeS2

Localities:

Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Joséite-A

Formula: Bi4TeS2

ⓘ Joséite-B

Formula: Bi4Te2S

Localities:

Shumilovskoye W deposit, Krasnochikoysky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ 'Joséite-C'

Formula: Bi16Te3S9

ⓘ Kaolinite

Formula: Al2(Si2O5)(OH)4

Localities:

Antei Mo-U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia

ⓘ 'K Feldspar'

Localities: Reported from at least 22 localities in this region.

ⓘ 'K Feldspar var. Adularia'

Formula: KAlSi3O8

Localities: Reported from at least 7 localities in this region.

ⓘ Kobellite

Formula: Pb22Cu4(Bi,Sb)30S69

Localities:

Novo-Elektricheskaya Vein, Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Krupkaite

Formula: PbCuBi3S6

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Kutnohorite

Formula: CaMn2+(CO3)2

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Laumontite

Formula: CaAl2Si4O12 · 4H2O

Localities:

Gornoe uranium deposit, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Lazulite

Formula: MgAl2(PO4)2(OH)2

ⓘ Lead

Formula: Pb

ⓘ Leadhillite

Formula: Pb4(CO3)2(SO4)(OH)2

ⓘ Lenaite

Formula: AgFeS2

ⓘ Lengenbachite

Formula: Ag4Cu2Pb18As12S39

ⓘ Lepidocrocite

Formula: γ-Fe3+O(OH)

ⓘ 'Leucoxene'

ⓘ 'Liddicoatite'

Formula: Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3(OH)

References:

Fialova, Dana, Kremplova, Monika, Hynek, David, Konecna, Marie, Kaiser, Jozef, Malina, Radomír, Kynicky, Jindrich, Krystofova, Olga, Kizek, Rene, Adam, Vojtech (2013) Sosedka Pegmatite Metal Ions Composition Determined by Voltammetry. International Journal of Electrochemical Science, 8. 7853-7867

ⓘ Lillianite

Formula: Pb3-2xAgxBi2+xS6

References:

Lyubimtseva, N. G., Bortnikov, N. S., Borisovsky, S. E., Prokofiev, V. Yu., Vikent’eva, O. V. (2018) Fahlore and Sphalerite from the Darasun Gold Deposit in the Eastern Transbaikal Region, Russia: I. Mineral Assemblages and Intergrowths, Chemical Composition, and Its Evolution. Geology of Ore Deposits, 60 (2) 93-120 doi:10.1134/s1075701518020034

ⓘ 'Limonite'

Localities:

Berezovskoye Fe deposit, Nerchinsko-Zavodsky District, Zabaykalsky Krai, Russia
Pogromnoye mine, Aprelkovsky gold field, Shilkinsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Gopeevskaya Mt, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia

ⓘ Linarite

Formula: PbCu(SO4)(OH)2

References:

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

ⓘ Lindströmite ?

Formula: Pb3Cu3Bi7S15

ⓘ Linnaeite

Formula: Co2+Co3+2S4

References:

Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68.

ⓘ Loparite

Formula: (Na,REE)2Ti2O6

Description: Very unusual Sn bearing variety of the mineral.

ⓘ Ludwigite

Formula: Mg2Fe3+(BO3)O2

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Madocite

Formula: Pb19(Sb,As)16S43

ⓘ Magnesioferrite

Formula: MgFe3+2O4

ⓘ Magnesiozippeite

Formula: Mg(UO2)2(SO4)O2 · 3.5H2O

References:

Eremin, O. V, Epova, E. S., Rusal, OS, Yurgenson, GA (2023) Phase transformations of Bi, Sb, Se, Te and U in the oxidation model of wolframite rocks of the Sherlovaya Gora deposit (Eastern Transbaikalia) E3S Web of Conferences, 462. 3019pp.

ⓘ Magnesite

Formula: MgCO3

ⓘ Magnetite

Formula: Fe2+Fe3+2O4

Localities: Reported from at least 24 localities in this region.

ⓘ Magnetite var. Mushketovite

Formula: Fe2+Fe3+2O4

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Magnetite var. Titanium-bearing Magnetite

Formula: Fe2+(Fe3+,Ti)2O4

Localities:

Kruchininskoy magnetite deposit, Chitinsky District, Zabaykalsky Krai, Russia
Chineyskoye Fe-Ti-V deposit, Chiney massif, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Majakite

Formula: PdNiAs

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Malachite

Formula: Cu2(CO3)(OH)2

Localities: Reported from at least 6 localities in this region.

ⓘ Maldonite

Formula: Au2Bi

Localities:

Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Marcasite

Formula: FeS2

Localities: Reported from at least 9 localities in this region.

ⓘ Masuyite

Formula: Pb(UO2)3O3(OH)2 · 3H2O

ⓘ Matildite

Formula: AgBiS2

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia

ⓘ Maucherite

Formula: Ni11As8

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Mckinstryite

Formula: Ag5-xCu3+xS4

ⓘ Melanterite

Formula: Fe2+(H2O)6SO4 · H2O

ⓘ Meneghinite

Formula: Pb13CuSb7S24

Localities:

Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Menshikovite (TL)

Formula: Pd3Ni2As3

Type Locality:

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Merenskyite

Formula: PdTe2

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Merrillite

Formula: Ca9NaMg(PO4)7

References:

Mittlefehldt, D. W., McCoy, T. J., Goodrich, C. A. & Kracher, A. (1998). Non-chondritic meteorites from asteroidal bodies. In: Planetary Materials (Papike, J. J. [Ed.]): Chapter 4, 195 pages. Mineralogical Society of America: Washington, DC, USA.

ⓘ Mertieite ?

Formula: Pd8Sb2.5As0.5

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Messelite

Formula: Ca2Fe2+(PO4)2 · 2H2O

ⓘ Meta-autunite

Formula: Ca(UO2)2(PO4)2 · 6H2O

ⓘ Metacalciouranoite (TL)

Formula: (Ca,Ba,Pb,K2)U2O7 · 2H2O

Type Locality:

ⓘ Metauranospinite

Formula: Ca(UO2)2(AsO4)2 · 8H2O

ⓘ Metazeunerite

Formula: Cu(UO2)2(AsO4)2 · 8H2O

Localities:

Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia
Melekhinskaya Sopka, Sherlovogorskoe, Borzinsky District, Zabaykalsky Krai, Russia
Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia

ⓘ Miargyrite

Formula: AgSbS2

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ 'Mica Group'

Localities:

Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Oktyabrskaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia

ⓘ Michenerite

Formula: PdBiTe

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Microcline

Formula: K(AlSi3O8)

Localities: Reported from at least 13 localities in this region.

ⓘ Microcline var. Amazonite

Formula: K(AlSi3O8)

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Orlovka, Aginsky District, Zabaykalsky Krai, Russia
Etyka, Baleysky District, Zabaykalsky Krai, Russia
Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia

ⓘ 'Microlite Group'

Formula: A2-mTa2X6-wZ-n

Localities: Reported from at least 6 localities in this region.

ⓘ Millerite

Formula: NiS

Localities:

Pravo-Ingamakitsk Cu deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Skvoznoe Chinei Massif deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Mimetite

Formula: Pb5(AsO4)3Cl

ⓘ Molybdenite

Formula: MoS2

Localities: Reported from at least 22 localities in this region.

ⓘ Molybdite

Formula: MoO3

ⓘ 'Monazite'

Formula: REE(PO4)

Localities: Reported from at least 11 localities in this region.

ⓘ Monazite-(Ce)

Formula: Ce(PO4)

Localities:

Etyka, Baleysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Gornoe uranium deposit, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Moraesite

Formula: Be2(PO4)(OH) · 4H2O

ⓘ Muscovite

Formula: KAl2(AlSi3O10)(OH)2

Localities: Reported from at least 27 localities in this region.

ⓘ Muscovite var. Fuchsite

Formula: K(Al,Cr)3Si3O10(OH)2

References:

Lyubimtseva, N. G., Bortnikov, N. S., Borisovsky, S. E., Prokofiev, V. Yu., Vikent’eva, O. V. (2018) Fahlore and Sphalerite from the Darasun Gold Deposit in the Eastern Transbaikal Region, Russia: I. Mineral Assemblages and Intergrowths, Chemical Composition, and Its Evolution. Geology of Ore Deposits, 60 (2) 93-120 doi:10.1134/s1075701518020034

ⓘ Muscovite var. Illite

Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2

ⓘ Muscovite var. Sericite

Formula: KAl2(AlSi3O10)(OH)2

Localities: Reported from at least 13 localities in this region.

ⓘ Nanpingite

Formula: CsAl2(AlSi3O10)(OH,F)2

ⓘ Natrolite

Formula: Na2Al2Si3O10 · 2H2O

ⓘ Natrouranospinite

Formula: Na2(UO2)2(AsO4)2 · 5H2O

ⓘ Natrozippeite

Formula: Na5(UO2)8(SO4)4O5(OH)3 · 12H2O

ⓘ Naumannite

Formula: Ag2Se

ⓘ Neighborite

Formula: NaMgF3

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ 'Nertschinskite'

ⓘ Nickeline

Formula: NiAs

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Nioboixiolite-(Mn2+) (TL)

Formula: (Nb0.67Mn2+0.33)O2

Type Locality:

References:

N. V. Chukanov, I. V. Pekov, N. V. Zubkova, V. O. Yapaskurt, Yu. S. Shelukhina, S. N. Britvin, D. Yu. Pushcharovsky (2023): Nioboixiolite-(Mn2+), a New Ixiolite-Group Mineral from the Malkhan Pegmatite Field, Transbaikal Region, Russia. Zapiski RMO (Proceedings of the Russian Mineralogical Society) 152 (1), 8-17.

ⓘ Nisbite

Formula: NiSb2

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Nuffieldite

Formula: Cu1.4Pb2.4Bi2.4Sb0.2S7

References:

Gaskova, O. L., Redin, Y. O., Nevolko, P. A., Kolpakova, M. N., & Naymushina, O. S. (2018). Physicochemical modeling of hightemperature stages of gold deposition at the lugokanskoe deposit (eastern Transbaikalia). Bulletin of the Tomsk Polytechnic University, Geo Assets Engineering, 329(10), 57-66.

Redin, Y. O., Redina, A. A., Prokopiev, I. R., Dultsev, V. F., Kirillov, M. V., & Mokrushnikov, V. P. (2020). The Lukoganskoe Au–Cu Skarn Deposit (Eastern Transbaikalia): Mineral Composition, Age, and Formation Conditions. Russian Geology and Geophysics, 61(2), 174-195.

ⓘ Olenite

Formula: NaAl3Al6(Si6O18)(BO3)3O3(OH)

References:

Lees, Bryan K., Kynicky, Jindrich, Kynicky, Jan, Song, Wenlei, Kotlanova, Michaela, Wagner, Gerhard, Persson, Philip (2019) The Malkhan Pegmatite District, Krasny Chikoy, Transbaikalia, Eastern Siberian Region, Russia. The Mineralogical Record, 50 (3) 245-324

ⓘ 'Olivine Group'

Formula: M2SiO4

ⓘ Orpiment

Formula: As2S3

Localities:

Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Solonechinskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia

ⓘ Orthoclase

Formula: K(AlSi3O8)

Localities: Reported from at least 7 localities in this region.

ⓘ 'Orthopyroxene Subgroup'

Description: Strongly zone crystals of pyroxene (En70-80); Pyroxene clasts [chadacrysts] found in Poikilitic Plagioclase; Orthopyroxene in granular rock inclusion En72Wo2, Fe/Mn=27.

References:

Mittlefehldt, D. W., McCoy, T. J., Goodrich, C. A. & Kracher, A. (1998). Non-chondritic meteorites from asteroidal bodies. In: Planetary Materials (Papike, J. J. [Ed.]): Chapter 4, 195 pages. Mineralogical Society of America: Washington, DC, USA.

ⓘ Oxybismutomicrolite (TL)

Formula: (Bi1.33◻0.67)Σ2Ta2O6O

Type Locality:

References:

Kasatkin, A. V., Britvin, S. N., Peretyazhko, I. S., Chukanov, N. V., Škoda, R., & Agakhanov, A. A. (2020). Oxybismutomicrolite, a new pyrochlore-supergroup mineral from the Malkhan pegmatite field, Central Transbaikalia, Russia. Mineralogical Magazine 84:444-454

ⓘ Oxy-dravite

Formula: Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O

Localities:

Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia

ⓘ Oxy-schorl

Formula: Na(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3O

References:

Volkov, A. V., Prokof’ev, V. Y., Alekseev, V. Y., Baksheev, I. A., & Sidorov, A. A. (2011, November). Ore-forming fluids and conditions of formation of gold-sulfide-quartz mineralization in the shear zone: Pogromnoe deposit (Eastern Transbaikalian region). In Doklady Earth Sciences (Vol. 441, No. 1, pp. 1492-1497). MAIK Nauka/Interperiodica.

ⓘ Paarite

Formula: Pb1.7Cu1.7Bi6.3S12

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Pachnolite

Formula: NaCa[AlF6] · H2O

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Palladium ?

Formula: (Pd,Pt)

References:

Gongalsky, B. I., Safonov, Y. G., Krivolutskaya, N. A., Prokof’ev, V. Y., & Yushin, A. A. (2007) A new type of gold-platinum-copper mineralization in northern Transbaikalia. In Doklady Earth Sciences (Vol. 415, No. 1, pp. 671-674). Nauka/Interperiodica.

ⓘ Paolovite

Formula: Pd2Sn

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Parascholzite

Formula: CaZn2(PO4)2 · 2H2O

ⓘ Parauranophane

Formula: Ca(UO2)2(SiO3OH)2 · 5H2O

ⓘ Parisite-(Ce)

Formula: CaCe2(CO3)3F2

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

ⓘ Pearceite

Formula: [Ag6As2S7][Ag9CuS4]

References:

Kiseleva, G. D., Kovalenker, V. A., Trubkin, N. V., Borisovsky, S. E., & Mokhov, A. V. (2008) RARE MINERALS OF In, Cd, Mo, AND W IN GOLD-BASE METAL VEINS OF THE BUGDAYA Au-Mo (W)-PORPHYRY DEPOSIT, EASTERN TRANSBAIKALIA RUSSIA. New Data on Minerals 43:13-22

ⓘ Pentlandite

Formula: (NixFey)Σ9S8

Localities:

Chineyskoye Fe-Ti-V deposit, Chiney massif, Zabaykalsky Krai, Russia
Budulan meteorite, Aginsky District, Zabaykalsky Krai, Russia
Pravo-Ingamakitsk Cu deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Petalite

Formula: LiAl(Si4O10)

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Zavitinskoe Be-Li Deposit, Shilkinsky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Petzite

Formula: Ag3AuTe2

ⓘ Pharmacolite

Formula: Ca(HAsO4) · 2H2O

ⓘ Pharmacosiderite

Formula: KFe3+4(AsO4)3(OH)4 · 6-7H2O

ⓘ Phlogopite

Formula: KMg3(AlSi3O10)(OH)2

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Pilsenite

Formula: Bi4Te3

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Novo-Elektricheskaya Vein, Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Taseyevskoye Au deposit, Zabaykalsky Krai, Russia

ⓘ Pitticite

Formula: (Fe, AsO4, H2O) (?)

ⓘ 'Plagioclase'

Formula: (Na,Ca)[(Si,Al)AlSi2]O8

Localities: Reported from at least 10 localities in this region.

Description: Plagioclase Modal Abundances 20.3% according to Prinz, M. et al. (1980).

ⓘ Plagionite

Formula: Pb5Sb8S17

ⓘ Plumboagardite

Formula: (Pb,REE,Ca)Cu6(AsO4)3(OH)6 · 3H2O

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Pollucite

Formula: (Cs,Na)2(Al2Si4O12) · 2H2O

Localities: Reported from at least 6 localities in this region.

ⓘ Polybasite

Formula: [Ag6Sb2S7][Ag9CuS4]

References:

Kiseleva, G. D., Kovalenker, V. A., Trubkin, N. V., Borisovsky, S. E., & Mokhov, A. V. (2008) RARE MINERALS OF In, Cd, Mo, AND W IN GOLD-BASE METAL VEINS OF THE BUGDAYA Au-Mo (W)-PORPHYRY DEPOSIT, EASTERN TRANSBAIKALIA RUSSIA. New Data on Minerals 43:13-22

ⓘ Polydymite

Formula: Ni2+Ni3+2S4

ⓘ Polylithionite

Formula: KLi2Al(Si4O10)(F,OH)2

ⓘ 'Polylithionite-Trilithionite Series'

Localities: Reported from at least 10 localities in this region.

ⓘ Potassic-arfvedsonite

Formula: [(K,Na)][Na2][Fe2+4Fe3+]Si8O22(OH)2

ⓘ Povondraite

Formula: NaFe3+3(Mg2Fe3+4)(Si6O18)(BO3)3(OH)3O

Localities:

Teremki Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia

ⓘ Powellite

Formula: Ca(MoO4)

Localities:

Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Nizhne-Borsinsky placer, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia

ⓘ Princivalleite

Formula: Na(Mn2Al)Al6(Si6O18)(BO3)3(OH)3O

References:

Kasatkin, A. V., Nestola, F., Day, M. C., Gorelova, L. A., Škoda, R., Vereshchagin, O. S., … Anosov, M. Yu. (2024). Fluor-rossmanite, □(Al2Li)Al6(Si6O18)(BO3)3(OH)3F, a new tourmaline supergroup mineral from Malkhan pegmatite field, Western Siberia, Russia. Mineralogical Magazine, 1–25. doi:10.1180/mgm.2024.34

ⓘ Prosopite

Formula: CaAl2F4[(OH)4-xFx]

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Protasite

Formula: Ba(UO2)3O3(OH)2 · 3H2O

ⓘ 'Protolithionite'

ⓘ Pseudobrookite

Formula: Fe2TiO5

ⓘ Pseudorutile

Formula: Fe2Ti3O9

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

ⓘ 'Psilomelane'

Localities:

Pogromnoye mine, Aprelkovsky gold field, Shilkinsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia

ⓘ Pyrargyrite

Formula: Ag3SbS3

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Pyrite

Formula: FeS2

Localities: Reported from at least 38 localities in this region.

ⓘ Pyrite var. Bravoite

Formula: (Fe,Ni)S2

References:

Gongalsky, B. I., Safonov, Y. G., Krivolutskaya, N. A., Prokof’ev, V. Y., & Yushin, A. A. (2007) A new type of gold-platinum-copper mineralization in northern Transbaikalia. In Doklady Earth Sciences (Vol. 415, No. 1, pp. 671-674). Nauka/Interperiodica.

ⓘ 'Pyrobitumen'

ⓘ 'Pyrobitumen var. Thucholite'

ⓘ 'Pyrochlore Group'

Formula: A2Nb2(O,OH)6Z

Localities:

Orlovka, Aginsky District, Zabaykalsky Krai, Russia
Etyka, Baleysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ 'Pyrochlore Group var. Ceriopyrochlore (of Hogarth 1977)'

Formula: A2Nb2(O,OH)6Z

ⓘ 'Pyrochlore Supergroup'

Formula: A2-mD2X6-wZ1-n

References:

Fialova, Dana, Kremplova, Monika, Hynek, David, Konecna, Marie, Kaiser, Jozef, Malina, Radomír, Kynicky, Jindrich, Krystofova, Olga, Kizek, Rene, Adam, Vojtech (2013) Sosedka Pegmatite Metal Ions Composition Determined by Voltammetry. International Journal of Electrochemical Science, 8. 7853-7867

ⓘ 'Pyrochlore Supergroup var. Betafite (of Hogarth 1977)'

Formula: (Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)

References:

Fialova, Dana, Kremplova, Monika, Hynek, David, Konecna, Marie, Kaiser, Jozef, Malina, Radomír, Kynicky, Jindrich, Krystofova, Olga, Kizek, Rene, Adam, Vojtech (2013) Sosedka Pegmatite Metal Ions Composition Determined by Voltammetry. International Journal of Electrochemical Science, 8. 7853-7867

ⓘ 'Pyroxene Group'

Formula: ADSi2O6

ⓘ Pyrrhotite

Formula: Fe1-xS

Localities: Reported from at least 21 localities in this region.

ⓘ Quartz

Formula: SiO2

Localities: Reported from at least 79 localities in this region.

ⓘ Quartz var. Agate

Localities:

Onon river, Zabaykalsky Krai, Russia
Zabaikal'sk city, Zabaykalsky District, Zabaykalsky Krai, Russia
Matsievskaya railway station, Zabaykalsky District, Zabaykalsky Krai, Russia
Torei lakes, Zabaykalsky Krai, Russia

ⓘ Quartz var. Chalcedony

Formula: SiO2

Localities: Reported from at least 11 localities in this region.

ⓘ Quartz var. Rock Crystal

Formula: SiO2

ⓘ Quartz var. Smoky Quartz

Formula: SiO2

Localities: Reported from at least 11 localities in this region.

ⓘ Realgar

Formula: As4S4

Localities:

Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Solonechinskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia

ⓘ Renardite

Formula: Pb(UO2)4(PO4)2(OH)4 · H2O

References:

Eremin, O. V, Epova, E. S., Rusal, OS, Yurgenson, GA (2023) Phase transformations of Bi, Sb, Se, Te and U in the oxidation model of wolframite rocks of the Sherlovaya Gora deposit (Eastern Transbaikalia) E3S Web of Conferences, 462. 3019pp.

ⓘ 'Rhabdophane'

ⓘ 'Rhenium'

Formula: Re

ⓘ Rhodochrosite

Formula: MnCO3

ⓘ 'Rhombohedral Carbonate'

Formula: (Ca/Mg/Fe/Mn etc)CO3

ⓘ Riebeckite

Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Robinsonite

Formula: Pb4Sb6S13

Localities:

Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Taseyevskoye Au deposit, Zabaykalsky Krai, Russia

ⓘ Rooseveltite

Formula: Bi(AsO4)

References:

Eremin, O. V, Epova, E. S., Rusal, OS, Yurgenson, GA (2023) Phase transformations of Bi, Sb, Se, Te and U in the oxidation model of wolframite rocks of the Sherlovaya Gora deposit (Eastern Transbaikalia) E3S Web of Conferences, 462. 3019pp.

ⓘ Rossmanite

Formula: ◻(LiAl2)Al6(Si6O18)(BO3)3(OH)3(OH)

ⓘ Rostite

Formula: Al(SO4)(OH) · 5H2O

ⓘ Rozenite

Formula: FeSO4 · 4H2O

ⓘ Russellite

Formula: Bi2WO6

References:

Dolgopolova, A., Seltmann, R., Kober, B., Weiss, D., Stanley, C., & Dulski, P. (2004). Geochemical characteristics and lead isotope systematics of highly fractionated Li–F-enriched amazonite granites and related host rocks of the Orlovka–Spokoinoe mining district, Eastern Transbaikalia (Russia). Applied Earth Science, 113(1), 83-99.

ⓘ Rutile

Formula: TiO2

Localities: Reported from at least 9 localities in this region.

ⓘ Rutile var. Strüverite

Formula: (Ti,Ta,Fe)O2

ⓘ Samarskite-(Y)

Formula: YFe3+Nb2O8

ⓘ Sapphirine

Formula: Mg4(Mg3Al9)O4[Si3Al9O36]

ⓘ Sassolite

Formula: H3BO3

ⓘ 'Scapolite'

ⓘ Scheelite

Formula: Ca(WO4)

Localities: Reported from at least 14 localities in this region.

ⓘ Scheelite var. Molybdoscheelite

Formula: Ca(WO4)

References:

Kovalenker, V. A., Trubkin, N. V., Abramova, V. D., Plotinskaya, O. Y., Kiseleva, G. D., Borisovskii, S. E., & Yazykova, Y. I. (2018). Typomorphic characteristics of molybdenite from the Bystrinsky Cu–Au porphyry–skarn deposit, eastern Transbaikal region, Russia. Geology of Ore Deposits, 60(1), 62-81.

ⓘ 'Schirmerite'

Formula: PbAgBi3S6 - Pb3Ag1.5Bi3.5S9

References:

Redin, Y. O., Redina, A. A., Prokopiev, I. R., Dultsev, V. F., Kirillov, M. V., & Mokrushnikov, V. P. (2020). The Lukoganskoe Au–Cu Skarn Deposit (Eastern Transbaikalia): Mineral Composition, Age, and Formation Conditions. Russian Geology and Geophysics, 61(2), 174-195.

ⓘ Schoepite

Formula: (UO2)8O2(OH)12 · 12H2O

ⓘ Schorl

Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)

Localities: Reported from at least 10 localities in this region.

ⓘ Schreibersite

Formula: (Fe,Ni)3P

ⓘ Scorodite

Formula: Fe3+AsO4 · 2H2O

Localities:

Novaya Vein, Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia
Pogromnoye mine, Aprelkovsky gold field, Shilkinsky District, Zabaykalsky Krai, Russia
Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia

ⓘ Sellaite

Formula: MgF2

References:

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

ⓘ Semseyite

Formula: Pb9Sb8S21

ⓘ 'Serpentine Subgroup'

Formula: D3[Si2O5](OH)4

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Siderite

Formula: FeCO3

Localities: Reported from at least 9 localities in this region.

ⓘ Siderite var. Mg-rich Siderite

Formula: (Fe,Mg)CO3

References:

Laverov, N.P., Petrov, V.A., Poluektov, V.V., Nasimov, R.M., Hammer, J., Burmistrov, A.A., and Shchukin, S.I. (2008): Geology of Ore Deposits 50(5), 339-361.

ⓘ Siderite var. Sideroplesite

Formula: (Fe,Mg)CO3

ⓘ Siderophyllite

Formula: KFe2+2Al(Al2Si2O10)(OH)2

Localities:

Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia
Orlovka, Aginsky District, Zabaykalsky Krai, Russia
Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia

ⓘ Siderotil

Formula: FeSO4 · 5H2O

ⓘ Siegenite

Formula: CoNi2S4

ⓘ 'Silica'

ⓘ Silver

Formula: Ag

Localities:

Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Silver var. Küstelite

Formula: Ag

ⓘ Silver var. Native Amalgam

Formula: (Ag,Hg)

ⓘ Simmonsite

Formula: Na2LiAlF6

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

ⓘ Sklodowskite

Formula: Mg(UO2)2(SiO3OH)2 · 6H2O

References:

Eremin, O. V, Epova, E. S., Rusal, OS, Yurgenson, GA (2023) Phase transformations of Bi, Sb, Se, Te and U in the oxidation model of wolframite rocks of the Sherlovaya Gora deposit (Eastern Transbaikalia) E3S Web of Conferences, 462. 3019pp.

ⓘ 'Smectite Group'

Formula: A0.3D2-3[T4O10]Z2 · nH2O

Localities:

Antei Mo-U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia

ⓘ Smirnovskite

Formula: (Th,Ca)PO4 · nH2O

ⓘ Sperrylite

Formula: PtAs2

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Spessartine

Formula: Mn2+3Al2(SiO4)3

Localities: Reported from at least 8 localities in this region.

ⓘ Sphalerite

Formula: ZnS

Localities: Reported from at least 34 localities in this region.

ⓘ Sphalerite var. Cleiophane

Formula: ZnS

Localities:

Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Antei Mo-U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia
Orlovka, Aginsky District, Zabaykalsky Krai, Russia

ⓘ Spodumene

Formula: LiAlSi2O6

Localities:

Vodorazhdelnoye, Menza District, Krasnochikoysky District, Zabaykalsky Krai, Russia
Zavitinskoe Be-Li Deposit, Shilkinsky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Stannite

Formula: Cu2FeSnS4

ⓘ Stellerite

Formula: Ca4(Si28Al8)O72 · 28H2O

ⓘ 'Stibiomicrolite (of Groat et al.)'

ⓘ Stibiopalladinite ?

Formula: Pd5Sb2

References:

Barkov, A. Y., Martin, R. F., Pakhomovsky, Y. A., Tolstykh, N. D., Krivenko, A. P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. The Canadian Mineralogist, 40 (2) 679-692 doi:10.2113/gscanmin.40.2.679

ⓘ Stibiotantalite

Formula: Sb(Ta,Nb)O4

References:

Kasatkin, A. V., Britvin, S. N., Peretyazhko, I. S., Chukanov, N. V., Škoda, R., & Agakhanov, A. A. (2020). Oxybismutomicrolite, a new pyrochlore-supergroup mineral from the Malkhan pegmatite field, Central Transbaikalia, Russia. Mineralogical Magazine 84:444-454

ⓘ Stibnite

Formula: Sb2S3

Localities: Reported from at least 8 localities in this region.

ⓘ Stilbite-Ca

Formula: NaCa4(Si27Al9)O72 · 28H2O

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Klichka, Borzya, Zabaykalsky Krai, Russia
Gornoe uranium deposit, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ 'Stilbite Subgroup'

Formula: M6-7[Al8-9Si27-28O72] · nH2O

Localities:

Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Stolzite

Formula: Pb(WO4)

References:

Kiseleva, G. D., Kovalenker, V. A., Trubkin, N. V., Borisovsky, S. E., & Mokhov, A. V. (2008) RARE MINERALS OF In, Cd, Mo, AND W IN GOLD-BASE METAL VEINS OF THE BUGDAYA Au-Mo (W)-PORPHYRY DEPOSIT, EASTERN TRANSBAIKALIA RUSSIA. New Data on Minerals 43:13-22

Kiseleva, G.D., Kovalenker, V.A. & Mokhov, A.V. (2010): Indium mineralization in the Au-Mo(W)-porphyry Bugdaya deposit, Eastern Transbaikalia, Russia. 20th General Meeting of the IMA (IMA2010), Budapest, Hungary, August 21-27, CD of Abstracts, p. 428.

Kovalenker, V. A., Kiseleva, G. D., Krylova, T. L., & Andreeva, O. V. (2011). Mineralogy and ore formation conditions of the Bugdaya Au-bearing W-Mo porphyry deposit, eastern Transbaikal region, Russia. Geology of Ore Deposits, 53(2), 93-125.

ⓘ Stromeyerite

Formula: AgCuS

Localities:

Bugdainskoe deposit, Alexandrovo-Zavodsky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia

ⓘ Sudburyite

Formula: PdSb

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Sulphotsumoite

Formula: Bi3Te2S

ⓘ Sulphur

Formula: S8

Description: in primary magmatic fluid inclusions

ⓘ Sulvanite

Formula: Cu3VS4

ⓘ Susannite

Formula: Pb4(CO3)2(SO4)(OH)2

ⓘ Sylvanite

Formula: AgAuTe4

ⓘ Szaibélyite

Formula: MgBO2(OH)

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ Taenite

Formula: (Fe,Ni)

ⓘ Talc

Formula: Mg3Si4O10(OH)2

ⓘ 'Tantalite'

Formula: (Mn,Fe)(Ta,Nb)2O6

Localities:

Orlovka, Aginsky District, Zabaykalsky Krai, Russia
Etyka, Baleysky District, Zabaykalsky Krai, Russia
Orlovskoye mine, Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia
Zavitinskoe Be-Li Deposit, Shilkinsky District, Zabaykalsky Krai, Russia
Orlovskoye, Khiloksky District, Zabaykalsky Krai, Russia

ⓘ Tantalite-(Mn)

Formula: Mn2+Ta2O6

References:

Seltmann, R., Soloviev, S., Shatov, V., Pirajno, F., Naumov, E., Cherkasov, S. (2010) Metallogeny of Siberia: tectonic, geologic and metallogenic settings of selected significant deposits*. Australian Journal of Earth Sciences, 57 (6) 655-706 doi:10.1080/08120099.2010.505277

ⓘ Teallite

Formula: PbSnS2

References:

Anthony, John Williams, Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. (1990) Handbook of Mineralogy Vol. 1 - Elements, Sulfides, Sulfosalts. Mineral Data Publishing, Tucson, Arizona.

ⓘ Tellurobismuthite

Formula: Bi2Te3

References:

Lyubimtseva, N. G., Bortnikov, N. S., Borisovsky, S. E., Prokofiev, V. Yu., Vikent’eva, O. V. (2018) Fahlore and Sphalerite from the Darasun Gold Deposit in the Eastern Transbaikal Region, Russia: I. Mineral Assemblages and Intergrowths, Chemical Composition, and Its Evolution. Geology of Ore Deposits, 60 (2) 93-120 doi:10.1134/s1075701518020034

ⓘ Tengchongite

Formula: Ca(UO2)6(MoO4OH)2O2(OH)4 · 9H2O

ⓘ Tennantite-(Fe)

Formula: Cu6(Cu4Fe2+2)As4S12S

ⓘ 'Tennantite Subgroup'

Formula: Cu6(Cu4C2+2)As4S12S

Localities:

Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Sulban Deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Serebryanoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ 'Tennantite-Tetrahedrite Series'

Localities: Reported from at least 6 localities in this region.

ⓘ Tenorite

Formula: CuO

ⓘ Tetradymite

Formula: Bi2Te2S

Localities: Reported from at least 11 localities in this region.

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu6(Cu4C2+2)Sb4S12S

Localities: Reported from at least 8 localities in this region.

ⓘ Tetrataenite

Formula: FeNi

ⓘ Thomsenolite

Formula: NaCa[AlF6] · H2O

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Thorianite

Formula: ThO2

References:

Kovalenker, V. A., Trubkin, N. V., Abramova, V. D., Plotinskaya, O. Y., Kiseleva, G. D., Borisovskii, S. E., & Yazykova, Y. I. (2018). Typomorphic characteristics of molybdenite from the Bystrinsky Cu–Au porphyry–skarn deposit, eastern Transbaikal region, Russia. Geology of Ore Deposits, 60(1), 62-81.

ⓘ Thorite

Formula: Th(SiO4)

Localities:

Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia
Udokan copper sandstone deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia ? (more information)
Unkur deposit, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia ? (more information)

ⓘ Thorite var. Thorogummite ?

Formula: (Th,U)(SiO4)1-x(OH)4x

ⓘ Tintinaite

Formula: Pb22Cu4(Sb,Bi)30S69

ⓘ Titanite

Formula: CaTi(SiO4)O

Localities: Reported from at least 9 localities in this region.

ⓘ Topaz

Formula: Al2(SiO4)(F,OH)2

Localities: Reported from at least 16 localities in this region.

Habit: prismatic, usually terminated with brachy-dome and without basal plane to many cm.

Colour: clear, white, blue

Description: Matrix specimens of these gem xls are highly prized

ⓘ 'Tourmaline'

Formula: A D3G6 (T6O18)(BO3)3X3Z

Localities: Reported from at least 21 localities in this region.

ⓘ 'Tourmaline var. Rubellite'

Formula: A(D3)G6(T6O18)(BO3)3X3Z

Localities:

Mokhovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Vodorazhdelnoye, Menza District, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Tremolite

Formula: ◻Ca2Mg5(Si8O22)(OH)2

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Molodovsky Au occurrence, Sretensk, Sretensky District, Zabaykalsky Krai, Russia
Kultuma Deposit, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Tridymite

Formula: SiO2

Description: Tridymite Modal Abundances 4.1% according to Prinz, M. et al. (1980).

References:

Mittlefehldt, D. W., McCoy, T. J., Goodrich, C. A. & Kracher, A. (1998). Non-chondritic meteorites from asteroidal bodies. In: Planetary Materials (Papike, J. J. [Ed.]): Chapter 4, 195 pages. Mineralogical Society of America: Washington, DC, USA.

ⓘ Triplite

Formula: Mn2+2(PO4)F

ⓘ Triploidite

Formula: Mn2+2(PO4)(OH)

ⓘ Trögerite

Formula: (H3O)(UO2)(AsO4) · 3H2O

ⓘ Troilite

Formula: FeS

ⓘ Tsilaisite

Formula: NaMn2+3Al6(Si6O18)(BO3)3(OH)3(OH)

ⓘ Tsumoite

Formula: BiTe

Localities:

Pirrotinovaya vein, Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Novo-Elektricheskaya Vein, Darasun mine, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ Tungstenite

Formula: WS2

ⓘ Tungstite

Formula: WO3 · H2O

Localities:

Sherlovogorsky Sn-Pb-Zn deposit, Olovyanninsky District, Zabaykalsky Krai, Russia
Bom-Gorkhon Mine, Petrovsk-Zabaykalsky District, Zabaykalsky Krai, Russia
Sherlova Gora, Adun-Cholon Range, Nerchinsky District, Zabaykalsky Krai, Russia

ⓘ Tveitite-(Y)

Formula: (Y, Na)6Ca6Ca6(Ca,Na)F42

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Tyrolite

Formula: Ca2Cu9(AsO4)4(CO3)(OH)8 · 11H2O

References:

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

ⓘ 'Udokanite'

Formula: Cu8(SO4)3(OH)10 · H2O

ⓘ 'UM1970-21-S:BiPbTe'

Formula: (Bi,Pb)3Te2S2

ⓘ 'UM1970-22-S:BiTe'

Formula: Bi9Te4S2

ⓘ 'UM1970-23-S:BiTe'

Formula: Bi15Te2S8

ⓘ 'UM1987-11-S:BiCuPbSb'

Formula: Pb5Cu2(Sb,Bi)15S23

ⓘ 'UM2001-23-SiO:CaHU'

Formula: Ca(UO2)2(SiO3OH)2 · 5H2O

ⓘ 'Unnamed (Ba-Al Fluoride Hydroxide)'

Formula: BaAlF4(OH)

ⓘ 'Unnamed (Ba-analogue of Calcioaravaipaite)' ?

Formula: ~BaCa2Al(F,OH)9

ⓘ 'Unnamed (Barium Calcium Aluminium Fluoride)'

Formula: BaCa4AlF13

ⓘ 'Unnamed (Mn2+-F-analogue of foitite)'

Formula: ◻(Mn2+2Al)Al6(Si6O18)(BO3)3(OH)3F ?

References:

Kasatkin, A.V., Vereshchagin, O.S., Gorelova, L.A., Belakovskiy, D.I. (2024): EIGHT MINERAL SPECIES IN ONE CRYSTAL: UNIQUE ZONATION OF POLYCHROME TOURMALINE FROM THE KRUTAYA VEIN (MALKHAN PEGMATITE FIELD, TRANSBAIKALIA, RUSSIA). Mineralogy, 10, 5-25

ⓘ 'Unnamed (O2-analogue of rossmanite & fluor-rossmanite)'

Formula: Li-Al-Si-B-O-H

References:

Kasatkin, A.V., Vereshchagin, O.S., Gorelova, L.A., Belakovskiy, D.I. (2024): EIGHT MINERAL SPECIES IN ONE CRYSTAL: UNIQUE ZONATION OF POLYCHROME TOURMALINE FROM THE KRUTAYA VEIN (MALKHAN PEGMATITE FIELD, TRANSBAIKALIA, RUSSIA). Mineralogy, 10, 5-25

ⓘ 'Unnamed (P analogue of Chalcophyllite)'

Formula: Cu18Al2(SO4)3(PO4)3(OH)27 · 33H2O

ⓘ Uramarsite

Formula: (NH4)(UO2)(AsO4) · 3H2O

ⓘ Uraninite

Formula: UO2

Localities: Reported from at least 9 localities in this region.

ⓘ Uraninite var. Pitchblende

Formula: UO2

Localities:

Antei Mo-U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Oktyabr'skoe Mo-U Deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia

ⓘ Uranophane

Formula: Ca(UO2)2(SiO3OH)2 · 5H2O

Localities:

Oktyabr'skoe Mo-U Deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Tulukuevskoe U deposit, Strel'tsovskoe Mo-U ore field, Krasnokamensk, Krasnokamensky District, Zabaykalsky Krai, Russia
Gornoe uranium deposit, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Uranospinite

Formula: Ca(UO2)2(AsO4)2 · 10H2O

ⓘ Usovite

Formula: Ba2CaMgAl2F14

ⓘ Uytenbogaardtite

Formula: Ag3AuS2

ⓘ Valleriite

Formula: (Fe2+,Cu)4(Mg,Al)3S4(OH,O)6

ⓘ Vanuralite

Formula: Al(UO2)2(V2O8)(OH) · 11H2O

References:

Eremin, O. V, Epova, E. S., Rusal, OS, Yurgenson, GA (2023) Phase transformations of Bi, Sb, Se, Te and U in the oxidation model of wolframite rocks of the Sherlovaya Gora deposit (Eastern Transbaikalia) E3S Web of Conferences, 462. 3019pp.

ⓘ Varlamoffite

Formula: (Sn,Fe)(O,OH)2

References:

Kasatkin, A. V., Klopotov, K. I., & Plasil, J. (2014). Supergene Minerals of Sherlova Gora. Mineralogical Almanac, Ltd. Lakewood, CO80227, USA, 19, 94-139.

ⓘ Väyrynenite

Formula: BeMn2+(PO4)(OH)

ⓘ Veenite

Formula: Pb16Sb9-xAs7+xS40, x ~ 0-0.5

ⓘ Vernadite

Formula: (Mn4+,Fe3+,Ca,Na)(O,OH)2 · nH2O

ⓘ Villiaumite

Formula: NaF

References:

Kovalev, K. R., Kalinin, Y. A., Turkina, O. M., Gimon, V. O., & Abramov, B. N. (2019). Kultuminskoe gold–copper–iron–skarn deposit (Eastern Transbaikalia, Russia): Petrogeochemical features of magmatism and ore-forming processes. Russian Geology and Geophysics, 60(6), 583-601.

ⓘ 'Vorobyevite'

Formula: Be3Al2(Si6O18)

References:

Kasatkin, A. V., Britvin, S. N., Peretyazhko, I. S., Chukanov, N. V., Škoda, R., & Agakhanov, A. A. (2020). Oxybismutomicrolite, a new pyrochlore-supergroup mineral from the Malkhan pegmatite field, Central Transbaikalia, Russia. Mineralogical Magazine 84:444-454

ⓘ Watanabeite

Formula: Cu4(As,Sb)2S5

ⓘ Weberite

Formula: Na2Mg[AlF6]F

References:

Starikova, A. E., Bazarova, E. P., Savel’eva, V. B., Sklyarov, E. V., Khromova, E. A., & Kanakin, S. V. (2019) Pyrochlore-Group Minerals in the Granite-Hosted Katugin Rare-Metal Deposit, Transbaikalia, Russia. Minerals, 9(8), 490.

ⓘ Whewellite

Formula: Ca(C2O4) · H2O

ⓘ Willyamite

Formula: CoSbS

References:

Spiridonov, E. M., Krivitskaya, N. N., Bryzgalov, I. A., Kulikova, I. M., & Gorodetskaya, M. D. (2010, December). Bismuth-rich aurostibite: A product of maldonite replacement in a volcanogenic-plutonogenic Darasun deposit (Eastern Transbaikalia). In Doklady Earth Sciences (Vol. 435, No. 2, pp. 1611-1613). MAIK Nauka/Interperiodica.

ⓘ Wittichenite

Formula: Cu3BiS3

Localities:

Talatui Au deposit, Vershino-Darasunskiy, Tungokochensky District, Zabaykalsky Krai, Russia
Udokan mine, Udokan, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Sulban Deposit, Kodar–Udokan ore district, Kalarsky District, Zabaykalsky Krai, Russia
Lugokanskoe deposit, Lugokan ore cluster, Gazimuro-Zavodsky District, Zabaykalsky Krai, Russia

ⓘ 'Wolframite Group'

Localities: Reported from at least 15 localities in this region.

ⓘ Wölsendorfite

Formula: Pb7(UO2)14O19(OH)4 · 12H2O

ⓘ Wurtzite

Formula: (Zn,Fe)S

References:

Kiseleva, G. D., Kovalenker, V. A., Trubkin, N. V., Borisovsky, S. E., & Mokhov, A. V. (2008) RARE MINERALS OF In, Cd, Mo, AND W IN GOLD-BASE METAL VEINS OF THE BUGDAYA Au-Mo (W)-PORPHYRY DEPOSIT, EASTERN TRANSBAIKALIA RUSSIA. New Data on Minerals 43:13-22

ⓘ 'Xenotime'

References:

Savel’eva, V. B., Bazarova, E. P., Khromova, E. A., & Kanakin, S. V. (2017). Fluorides and Fluorcarbonates in Rocks of the Katugin Complex, Eastern Siberia: Indicators of Geochemical Mineral Formation Conditions. Geology of Ore Deposits, 59(7), 561-574.

ⓘ Xenotime-(Y)

Formula: Y(PO4)

Localities:

Danburitovaya pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Sosedka pegmatite vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia
Katugin Ta-­Nb deposit, Kalarsky District, Zabaykalsky Krai, Russia
Solnechnaya pegmatite, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky District, Zabaykalsky Krai, Russia

ⓘ Xenotime-(Yb)

Formula: Yb(PO4)

References:

E. V. Sklyarov, D. P. Gladkochub, A. B. Kotov, A. E. Starikova, V. V. Sharygin, S. D. Velikoslavinsky, A. M. Larin, A. M. Mazukabzov, E. V. Tolmacheva, E. A. Khromova (2016): Genesis of the Katugin rare-metal ore deposit: Magmatism versus metasomatism. Russian Journal of Pacific Geology 10, 155–167.

ⓘ Zavaritskite (TL)

Formula: (BiO)F

ⓘ 'Zeolite Group'

References:

Prokof'ev, V Yu, Plotinskaya, O Yu, Zorina, LD, Baksheev, IA, Kudryavtseva, OE, others (2004) Minerals and formation conditions of ores of the Teremkin gold deposit (Eastern Transbaikal Region, Russia).

ⓘ Zinkenite

Formula: Pb9Sb22S42

ⓘ 'Zinnwaldite'

ⓘ Zircon

Formula: Zr(SiO4)

Localities: Reported from at least 15 localities in this region.

ⓘ Zoisite

Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)