Nunavut, Canada (original) (raw)

Description: translucent, white blocky crystals of barite up to 3 cm across have been found occupying small vugs and rectangular molds in dolomite

ⓘ Barytolamprophyllite

Formula: (Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)

ⓘ Batisite

Formula: BaNaNaTi2(Si4O12)O2

ⓘ Berthierine

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

ⓘ Beryl

Formula: Be3Al2(Si6O18)

Localities:

Torp Lake pegmatite field, Bathurst Inlet, Kitikmeot Region, Nunavut, Canada
Chantrey Inlet pegmatite field, Nunavut, Canada
Foxe pegmatite field, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
PLEX pegmatite, Foxe pegmatite field, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Anuri prospect, Committee Bay greenstone belt, Nunavut, Canada

ⓘ Beryl var. Emerald

Formula: Be3Al2(Si6O18)

ⓘ Berzelianite

Formula: Cu2-xSe (x ≈ 0.12)

ⓘ Bianchite

Formula: Zn(SO4) · 6H2O

References:

**Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534**pp.533-533

ⓘ 'Biotite'

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

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

ⓘ Bismuth

Formula: Bi

ⓘ Bismuthinite

Formula: Bi2S3

ⓘ Boltwoodite

Formula: (K,Na)(UO2)(SiO3OH) · 1.5H2O

ⓘ Bornite

Formula: Cu5FeS4

Localities:

Coppermine River area, Nunavut, Canada
Storm prospect, Little Cornwallis Island, Qikiqtaaluk Region, Nunavut, Canada
Storm prospect, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Boulangerite

Formula: Pb5Sb4S11

ⓘ Bournonite

Formula: PbCuSbS3

ⓘ Boyleite

Formula: (Zn,Mg)SO4 · 4H2O

References:

**Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534**pp.533-533

ⓘ Breithauptite

Formula: NiSb

ⓘ Cabriite

Formula: Pd2CuSn

ⓘ Calaverite

Formula: AuTe2

ⓘ Calcioancylite-(Ce)

Formula: (Ce,Ca,Sr)CO3(OH,H2O)

ⓘ Calcite

Formula: CaCO3

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

Habit: scalenohedra to several cm

Colour: yellow

ⓘ Calcite var. Glendonite

Formula: CaCO3

ⓘ Calcite var. Mg-rich Calcite

Formula: (Ca,Mg)CO3

Description: Fibrous in pores.

ⓘ Cassiterite

Formula: SnO2

ⓘ Celestine

Formula: SrSO4

ⓘ Chalcanthite

Formula: CuSO4 · 5H2O

References:

**Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534**pp.533-533

ⓘ Chalcocite

Formula: Cu2S

Localities:

Muskox Intrusion, Coppermine River area, Nunavut, Canada
Storm prospect, Little Cornwallis Island, Qikiqtaaluk Region, Nunavut, Canada
Coppermine River area, Nunavut, Canada
Coppermine River Project, Coppermine River area, Nunavut, Canada
Storm prospect, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Chalcopyrite

Formula: CuFeS2

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

ⓘ 'Chlorite Group'

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

ⓘ 'Chrome-Spinel (of Dana)'

References:

Sebastian Tappe, Stephen F. Foley, Bruce A. Kjarsgaard, Rolf L. Romer, Larry M. Heaman, Andreas Stracke, George A. Jenner, Between carbonatite and lamproite—Diamondiferous Torngat ultramafic lamprophyres formed by carbonate-fluxed melting of cratonic MARID-type metasomes, Geochimica et Cosmochimica Acta, Volume 72, Issue 13, 1 July 2008, Pages 3258-3286

ⓘ Chromite

Formula: Fe2+Cr3+2O4

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

ⓘ Chrysotile

Formula: Mg3(Si2O5)(OH)4

ⓘ Clausthalite

Formula: PbSe

Habit: massive

Colour: grey

Fluorescence: none

Description: only metallic there with cubic cleavage.

ⓘ Clinochlore

Formula: Mg5Al(AlSi3O10)(OH)8

Localities:

Nanisivik Mine, Nanisivik, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Kiggavik project, Baker Lake, Kivalliq Region, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ Clinohumite

Formula: Mg9(SiO4)4F2

Habit: irregular blebs

Colour: yellow

ⓘ 'Clinopyroxene Subgroup'

Localities:

Jericho kimberlite pipe, Contwoyto Lake, Kitikmeot Region, Nunavut, Canada
Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Cape Richards, Ellesmere Island, Qikiqtaaluk Region, Nunavut, Canada
Coppermine River area, Nunavut, Canada
Darby kimberlite field, Kitikmeot Region, Nunavut, Canada

ⓘ Clinozoisite

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

ⓘ Coalingite

Formula: Mg10Fe3+2(OH)24[CO3] · 2H2O

ⓘ Cobaltite

Formula: CoAsS

Localities:

Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada

ⓘ Cobaltpentlandite

Formula: Co9S8

ⓘ Coesite

Formula: SiO2

ⓘ Coffinite

Formula: U(SiO4) · nH2O

Localities:

Kiggavik project, Baker Lake, Kivalliq Region, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
End deposit, Kiggavik area, Kivalliq Region, Nunavut, Canada

ⓘ Columbite-(Fe)

Formula: Fe2+Nb2O6

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

ⓘ Columbite-(Mn)

Formula: Mn2+Nb2O6

ⓘ Copiapite

Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O

ⓘ Copper

Formula: Cu

Localities:

Muskox Intrusion, Coppermine River area, Nunavut, Canada
Storm prospect, Little Cornwallis Island, Qikiqtaaluk Region, Nunavut, Canada
Coppermine River area, Nunavut, Canada
Storm prospect, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Cordierite

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

Localities:

Mt. Walker, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada
Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Chantrey Inlet pegmatite field, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ Corundum

Formula: Al2O3

Localities:

Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Lake Harbour Group, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Corundum var. Sapphire

Formula: Al2O3

ⓘ Cosalite

Formula: Pb2Bi2S5

ⓘ Covellite

Formula: CuS

Localities:

Nanisivik Mine, Nanisivik, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Storm prospect, Little Cornwallis Island, Qikiqtaaluk Region, Nunavut, Canada
Storm prospect, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Cubanite

Formula: CuFe2S3

Localities:

Muskox Intrusion, Coppermine River area, Nunavut, Canada
Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ Cummingtonite

Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2

ⓘ Cuprite

Formula: Cu2O

ⓘ Danburite

Formula: CaB2Si2O8

ⓘ Diamond

Formula: C

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

ⓘ Digenite

Formula: Cu9S5

ⓘ Diopside

Formula: CaMgSi2O6

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

ⓘ Diopside var. Chromium-bearing Diopside

Formula: Ca(Mg,Cr)Si2O6

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

ⓘ Djerfisherite

Formula: K6(Fe,Cu,Ni)25S26Cl

ⓘ Dolomite

Formula: CaMg(CO3)2

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

Habit: Simple rhombs to several cm

Colour: white

Description: Pyrite even pseudomorphed the dolomite!

ⓘ Dolomite var. Iron-bearing Dolomite

Formula: Ca(Mg,Fe)(CO3)2

ⓘ Dyscrasite

Formula: Ag3Sb

ⓘ Elbaite

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

ⓘ Enstatite

Formula: Mg2Si2O6

ⓘ Epidote

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

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

ⓘ Eucairite

Formula: AgCuSe

ⓘ Fayalite

Formula: Fe2+2SiO4

ⓘ 'Fayalite-Forsterite Series'

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

ⓘ 'Feldspar Group'

Localities:

Chantrey Inlet pegmatite field, Nunavut, Canada
PLEX pegmatite, Foxe pegmatite field, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Cape Richards, Ellesmere Island, Qikiqtaaluk Region, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ 'Feldspar Group var. Perthite'

Localities:

ⓘ Ferrihydrite

Formula: Fe3+10O14(OH)2

References:

Izawa, M. R. M., Banerjee, N. R., Osinski, G. R., Flemming, R. L., Parnell, J., & Cockell, C. S. (2011). Weathering of post-impact hydrothermal deposits from the Haughton impact structure: implications for microbial colonization and biosignature preservation. Astrobiology, 11(6), 537-550.

ⓘ Ferro-actinolite

Formula: ◻Ca2Fe2+5(Si8O22)(OH)2

ⓘ Ferrosilite

Formula: Fe2+2Si2O6

ⓘ Fibroferrite

Formula: Fe3+(SO4)(OH) · 5H2O

ⓘ 'Florencite'

ⓘ Fluorapatite

Formula: Ca5(PO4)3F

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

ⓘ Fluorite

Formula: CaF2

Localities:

Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
Ingiqqanilik Lake Area, Melville Peninsula, Qikiqtaaluk Region, Nunavut, Canada
Haughton impact crater, Devon Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Fluorophlogopite

Formula: KMg3(Si3Al)O10F2

ⓘ 'Fluor-uvite-Uvite Series'

Habit: irregular grains

Colour: reddish-brown

ⓘ Forsterite

Formula: Mg2SiO4

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

ⓘ 'Freibergite Subgroup'

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

ⓘ Freudenbergite

Formula: Na2(Ti,Fe)8O16

References:

Anzolini, C., Wang, F., Harris, G. A., Locock, A. J., Zhang, D., Nestola, F., ... & Pearson, D. G. (2019). Nixonite, Na2Ti6O13, a new mineral from a metasomatized mantle garnet pyroxenite from the western Rae Craton, Darby kimberlite field, Canada. American Mineralogist: Journal of Earth and Planetary Materials, 104(9), 1336-1344.

ⓘ Froodite

Formula: α-PdBi2

References:

Campos-Alvarez, N. O., Samson, I. M., & Fryer, B. J. (2012). The roles of magmatic and hydrothermal processes in PGE mineralization, Ferguson Lake deposit, Nunavut, Canada. Mineralium Deposita, 47(4), 441-465.

ⓘ Gahnite

Formula: ZnAl2O4

ⓘ Galena

Formula: PbS

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

Description: Crystals up to 6 cm

ⓘ Galena var. Silver-bearing Galena

Formula: PbS with Ag

ⓘ 'Garnet Group'

Formula: X3Z2(SiO4)3

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

ⓘ Geerite

Formula: Cu8S5

References:

ⓘ Gersdorffite

Formula: NiAsS

ⓘ 'Glass'

References:

Parnell, J., Bowden, S. A., Osinski, G. R., Lee, P., Green, P., Taylor, C., & Baron, M. (2007). Organic geochemistry of impactites from the Haughton impact structure, Devon Island, Nunavut, Canada. Geochimica et Cosmochimica Acta, 71(7), 1800-1819.

ⓘ Goethite

Formula: α-Fe3+O(OH)

Localities:

Nanisivik Mine, Nanisivik, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Haughton impact crater, Devon Island, Qikiqtaaluk Region, Nunavut, Canada
High Lake prospect, Kitikmeot Region, Nunavut, Canada

ⓘ Gold

Formula: Au

Localities: Reported from at least 12 localities in this region.

ⓘ Gold var. Electrum

Formula: (Au,Ag)

Localities:

Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada
Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Christopher Island, Baker Lake, Kivalliq Region, Nunavut, Canada

ⓘ Goldmanite

Formula: Ca3V3+2(SiO4)3

ⓘ Graphite

Formula: C

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

Habit: hexagonal plates, foliated, columnar, flakes

Colour: steel grey, black

ⓘ Greenockite

Formula: CdS

References:

**Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534**pp.533-533

ⓘ Grossular

Formula: Ca3Al2(SiO4)3

ⓘ Grunerite

Formula: ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2

ⓘ Gudmundite

Formula: FeSbS

ⓘ Gunningite

Formula: ZnSO4 · H2O

References:

**Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534**pp.533-533

ⓘ Gustavite

Formula: AgPbBi3S6

ⓘ 'Gustavite-Lillianite Series'

ⓘ Gypsum

Formula: CaSO4 · 2H2O

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

ⓘ Gypsum var. Selenite

Formula: CaSO4 · 2H2O

References:

Osinski, Gordon R., Lee, Pascal, Spray, John G., Parnell, John, Lim, Darlene S. S., Bunch, Theodore E., Cockell, Charles S., Glass, Brian (2005) Geological overview and cratering model for the Haughton impact structure, Devon Island, Canadian High Arctic. Meteoritics & Planetary Science, 40 (12) 1759-1776 doi:10.1111/j.1945-5100.2005.tb00145.x

ⓘ Halite

Formula: NaCl

ⓘ Harrisonite (TL)

Formula: Ca(Fe2+,Mg)6(PO4)2(SiO4)2

Type Locality:

References:

Roberts, A. C., Stirling, J. A. R., Grice, J. D., Frisch, T., Herd, R. K., Jambor, J. L. (1993) Harrisonite, a new calcium iron silicate-phosphate from Arcedeckne Island, District of Franklin, Arctic Canada. The Canadian Mineralogist, 31 (4) 775-780

ⓘ Haüyne

Formula: Na3Ca(Si3Al3)O12(SO4)

ⓘ Heazlewoodite

Formula: Ni3S2

ⓘ Hedenbergite

Formula: CaFe2+Si2O6

ⓘ Hematite

Formula: Fe2O3

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

ⓘ Hematite var. Specularite

Formula: Fe2O3

ⓘ Hercynite

Formula: Fe2+Al2O4

ⓘ Hexahydrite

Formula: MgSO4 · 6H2O

References:

**Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534**pp.533-533

ⓘ Heyrovskýite

Formula: Pb6Bi2S9

ⓘ 'Hornblende Root Name Group'

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

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

ⓘ 'Humite Group'

ⓘ Hydrohalite

Formula: NaCl · 2H2O

ⓘ Ice

Formula: H2O

Description: Crystal pockets are full of ice. One mines the rock around the ice and then lets the ice melt to reveal the treasures See Postings by Holger Hartmaier and Dave Joyce at http://www.mindat.org/forum.php?read,62,371225,371509#msg-371509

ⓘ Ilmenite

Formula: Fe2+TiO3

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

ⓘ Ilmenite var. Picroilmenite

Formula: (Fe2+,Mg)TiO3

Localities:

Beluga-3 kimberlite, Pelly Bay, Kitikmeot Region, Nunavut, Canada
Umingmak-1 kimberlite, Pelly Bay, Kitikmeot Region, Nunavut, Canada
Tuktu 1–4 kimberlites, Pelly Bay, Kitikmeot Region, Nunavut, Canada

ⓘ Iriginite

Formula: (UO2)Mo2O7 · 3H2O

Colour: yellow

Fluorescence: none

Description: XRD by Pan Ocean Oil during exploration.

ⓘ Iron

Formula: Fe

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

Formula: (Ta,Nb,Sn,Fe,Mn)4O8

ⓘ Izoklakeite (TL)

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

Type Locality:

ⓘ Jadeite

Formula: Na(Al,Fe3+)Si2O6

References:

Harris, G. A., Pearson, D. G., Liu, J., Hardman, M. F., Snyder, D. B., & Kelsch, D. (2018). Mantle composition, age and geotherm beneath the Darby kimberlite field, west central Rae Craton. Mineralogy and Petrology, 112(1), 57-70.

ⓘ Jarosite

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

Localities:

ⓘ Jaskólskiite

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

ⓘ Jeppeite

Formula: (K,Ba)2(Ti,Fe)6O13

References:

ⓘ Kalsilite

Formula: KAlSiO4

ⓘ Kaolinite

Formula: Al2(Si2O5)(OH)4

Localities:

Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Nanisivik Mine, Nanisivik, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Storm prospect, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Kasolite

Formula: Pb(UO2)(SiO4) · H2O

ⓘ Katophorite

Formula: {Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2

References:

ⓘ 'K Feldspar'

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

ⓘ 'K Feldspar var. Adularia'

Formula: KAlSi3O8

References:

Turner, W.A., Richards, J.P., Nesbitt, B.E., Muehlenbachs, K., and Biczok, J.L. (2001): Mineralium Deposita 36, 442-457.

ⓘ Kimzeyite

Formula: Ca3Zr2(SiO4)(AlO4)2

References:

ⓘ Klockmannite ?

Formula: CuSe

Description: Not identified by Miller.

ⓘ Kotulskite

Formula: Pd(Te,Bi)2-x (x ≈ 0.4)

References:

ⓘ Kyanite

Formula: Al2(SiO4)O

ⓘ Larnite

Formula: Ca2SiO4

ⓘ Lazulite

Formula: MgAl2(PO4)2(OH)2

ⓘ Lazurite

Formula: Na7Ca(Al6Si6O24)(SO4)(S3) · H2O

Habit: massive, irregular grains

Colour: blue, pale green

ⓘ Lepidocrocite

Formula: γ-Fe3+O(OH)

References:

ⓘ Leucite

Formula: K(AlSi2O6)

ⓘ Lillianite

Formula: Pb3-2xAgxBi2+xS6

ⓘ 'Limonite'

References:

Turner, W.A., Richards, J.P., Nesbitt, B.E., Muehlenbachs, K., and Biczok, J.L. (2001): Mineralium Deposita 36, 442-457.

ⓘ Linnaeite

Formula: Co2+Co3+2S4

ⓘ Lithiophorite

Formula: (Al,Li)MnO2(OH)2

ⓘ Lizardite

Formula: Mg3(Si2O5)(OH)4

ⓘ Löllingite

Formula: FeAs2

Localities:

Lupin Mine, Kitikmeot Region, Nunavut, Canada
PLEX pegmatite, Foxe pegmatite field, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
Amaruq property, Kivalliq Region, Nunavut, Canada

ⓘ Lorenzenite

Formula: Na2Ti2(Si2O6)O3

ⓘ Mackinawite

Formula: FeS

ⓘ Magnesio-hornblende

Formula: ◻Ca2(Mg4Al)(Si7Al)O22(OH)2

Habit: stubby prismatic

Colour: brown, green

Description: Listed as "hornblende Ca2(Mg,Fe)4Al(Si7,Al)O22(OH,F)2" in Grice (1989). According to the current nomenclature (Hawthorne et al., 2012), this is magnesio-hornblende.

ⓘ Magnesite

Formula: MgCO3

ⓘ Magnesite var. Breunnerite

Formula: (Mg,Fe)CO3

References:

ⓘ Magnetite

Formula: Fe2+Fe3+2O4

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

ⓘ Magnetite var. Titanium-bearing Magnetite

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

ⓘ Malachite

Formula: Cu2(CO3)(OH)2

Localities:

Storm prospect, Little Cornwallis Island, Qikiqtaaluk Region, Nunavut, Canada
Martel Lake, Baker Lake, Kivalliq Region, Nunavut, Canada
Christopher Island, Baker Lake, Kivalliq Region, Nunavut, Canada
Coppermine River Project, Coppermine River area, Nunavut, Canada
Storm prospect, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Marcasite

Formula: FeS2

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

ⓘ Marialite

Formula: Na4Al3Si9O24Cl

Localities:

Southern Baffin Island, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Cook Inlet, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada

ⓘ Matildite

Formula: AgBiS2

ⓘ Meionite

Formula: Ca4Al6Si6O24CO3

Habit: stubby prismatic, massive

Colour: colourless, white, pale pink

ⓘ Melanterite

Formula: Fe2+(H2O)6SO4 · H2O

ⓘ Melonite

Formula: NiTe2

ⓘ Meneghinite

Formula: Pb13CuSb7S24

ⓘ Merenskyite

Formula: PdTe2

References:

ⓘ Mertieite

Formula: Pd8Sb2.5As0.5

References:

ⓘ 'Mica Group'

ⓘ Michenerite

Formula: PdBiTe

References:

ⓘ Microcline

Formula: K(AlSi3O8)

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

ⓘ Moissanite

Formula: SiC

ⓘ Molybdenite

Formula: MoS2

Localities:

Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
Anuri prospect, Committee Bay greenstone belt, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada

ⓘ Molybdomenite

Formula: PbSeO3

Habit: white lath-like grains

Colour: white

Fluorescence: none

Description: Miller noted "Cerussite" on Clausthalite that is probably Molybdomenite.

ⓘ 'Monazite'

Formula: REE(PO4)

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

ⓘ Monazite-(Ce)

Formula: Ce(PO4)

ⓘ Montebrasite

Formula: LiAl(PO4)(OH)

ⓘ Monticellite

Formula: CaMgSiO4

ⓘ Muscovite

Formula: KAl2(AlSi3O10)(OH)2

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

ⓘ Muscovite var. Illite

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

Localities:

Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Kiggavik project, Baker Lake, Kivalliq Region, Nunavut, Canada
Kiggavik area, Kivalliq Region, Nunavut, Canada
Contact U prospect, Kiggavik area, Kivalliq Region, Nunavut, Canada

ⓘ Muscovite var. Sericite

Formula: KAl2(AlSi3O10)(OH)2

Localities:

Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Kiggavik project, Baker Lake, Kivalliq Region, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ Muskoxite (TL)

Formula: Mg7Fe4O13 · 10H2O

Type Locality:

ⓘ Nepheline

Formula: Na3K(Al4Si4O16)

Localities:

Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Napoleon Bay, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Freemans Cove, Bathurst Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Nickel

Formula: Ni

Description: Serpentization removed sulphur. Also produced a Co-Fe alloy. Chanberlain et al (1965)

References:

Hulbert, L. J., Duke, J. M., Eckstrand, O. R., Lydon, J. W., Scoates, R. F. J., Cabri, L. J., & Irvine, T. N. (1998) Geological Environments of Platinum Group elements. Geological Survey of Canada, Open File 1440. Natural Resources Canada.

ⓘ Nixonite (TL)

Formula: Na2Ti6O13

ⓘ Nuffieldite

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

ⓘ Omphacite

Formula: (NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6

ⓘ 'Orthopyroxene Subgroup'

ⓘ Oxy-dravite

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

ⓘ Pargasite

Formula: NaCa2(Mg4Al)(Si6Al2)O22(OH)2

Localities:

Southern Baffin Island, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Cook Inlet, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Soper River, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Pectolite

Formula: NaCa2Si3O8(OH)

ⓘ Pentlandite

Formula: (NixFey)Σ9S8

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

ⓘ Perovskite

Formula: CaTiO3

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

ⓘ 'Petroleum'

References:

ⓘ 'Petroleum var. Bitumen'

References:

ⓘ Phlogopite

Formula: KMg3(AlSi3O10)(OH)2

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

ⓘ 'Plagioclase'

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

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

ⓘ Polybasite

Formula: [Ag6Sb2S7][Ag9CuS4]

ⓘ Potassic-arfvedsonite

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

ⓘ 'Potassic-ferro-richterite'

Formula: {K}{CaNa}{Fe2+5}Si8O22(OH)2

ⓘ Potassic-magnesio-arfvedsonite

Formula: [K][Na2][Mg4Fe3+]Si8O22(OH)2

ⓘ Powellite

Formula: Ca(MoO4)

ⓘ Prehnite

Formula: Ca2Al2Si3O10(OH)2

References:

Skulski, T., Jackson, S., Petts, D. and Davis, B. J., (2018) Multiple Origins for Native Copper in Continental Tholeiitic Basalts, Coppermine River Group, Nunavut, Canada: Crystallization in Magmas, Amygdules and Hydrothermal Remobilization. Geological Society of America Abstracts with Programs. Vol. 50, No. 6

ⓘ Priderite

Formula: K(Ti4+7Fe3+)O16

References:

ⓘ 'Pumpellyite Subgroup'

Formula: Ca2XAl2[Si2O6(OH)][SiO4](OH)2A

References:

ⓘ Pyrargyrite

Formula: Ag3SbS3

ⓘ Pyrite

Formula: FeS2

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

Habit: Quite variable and quite unique, forms present: cube, octo, dodec, trapezohedron, pyritohedron.

Colour: yellow

Fluorescence: none

Description: Much of the pyrite pseudomorphs marcasite and started in epitaxi on the marcasite before replacing it. This yields bizarre and unique habits

ⓘ Pyrite var. Bravoite

Formula: (Fe,Ni)S2

ⓘ Pyrope

Formula: Mg3Al2(SiO4)3

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

ⓘ Pyrope var. Titanium-bearing Pyrope

Formula: Mg3(Al,Ti)2Si3O12

ⓘ Pyrophanite

Formula: Mn2+TiO3

References:

Turner, W.A., Richards, J.P., Nesbitt, B.E., Muehlenbachs, K., and Biczok, J.L. (2001): Mineralium Deposita 36, 442-457.

ⓘ Pyrophyllite

Formula: Al2Si4O10(OH)2

ⓘ Pyrrhotite

Formula: Fe1-xS

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

ⓘ Quartz

Formula: SiO2

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

Habit: Terminated prisms to several cm

Colour: clear to smokey

Fluorescence: none

ⓘ Quartz var. Agate

ⓘ Quartz var. Amethyst

Formula: SiO2

ⓘ Quartz var. Chalcedony

Formula: SiO2

Localities:

Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Martel Lake, Baker Lake, Kivalliq Region, Nunavut, Canada
Elwin inlet, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Quartz var. Citrine

Formula: SiO2

ⓘ Quartz var. Smoky Quartz

Formula: SiO2

ⓘ Reidite

Formula: ZrSiO4

ⓘ Rhodochrosite

Formula: MnCO3

ⓘ Richterite

Formula: Na(NaCa)Mg5(Si8O22)(OH)2

References:

ⓘ Riebeckite

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

ⓘ Rosickýite ?

Formula: S

References:

Gleeson, D. F., Williamson, C., Grasby, S. E., Pappalardo, R. T., Spear, J. R., & Templeton, A. S. (2011). Low temperature S0 biomineralization at a supraglacial spring system in the Canadian High Arctic. Geobiology, 9(4), 360-375.

ⓘ Rozenite

Formula: FeSO4 · 4H2O

ⓘ Rutile

Formula: TiO2

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

ⓘ Rutile var. Ilmenorutile

Formula: (Ti,Nb)O2

References:

Turner, W.A., Richards, J.P., Nesbitt, B.E., Muehlenbachs, K., and Biczok, J.L. (2001): Mineralium Deposita 36, 442-457.

ⓘ Rutile var. Niobium-bearing Rutile

Formula: (Ti,Nb)O2

ⓘ Sanbornite ?

Formula: Ba2(Si4O10)

ⓘ Sanidine

Formula: K(AlSi3O8)

ⓘ Saponite

Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O

ⓘ Sapphirine

Formula: Mg4(Mg3Al9)O4[Si3Al9O36]

Habit: 2-3cm in diameter pseudohexagons

Colour: Gray-blue

ⓘ 'Scapolite'

Localities:

Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Beluga sapphire property, Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada
Lake Harbour Group, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Ingiqqanilik Lake Area, Melville Peninsula, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Scheelite

Formula: Ca(WO4)

Localities:

Lupin Mine, Kitikmeot Region, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada

ⓘ Schorl

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

Localities:

ⓘ Schorlomite

Formula: Ca3Ti2(SiO4)(Fe3+O4)2

References:

ⓘ Scorodite

Formula: Fe3+AsO4 · 2H2O

ⓘ Scorzalite

Formula: Fe2+Al2(PO4)2(OH)2

ⓘ Serendibite

Formula: Ca4[Mg6Al6]O4[Si6B3Al3O36]

ⓘ 'Serpentine Subgroup'

Formula: D3[Si2O5](OH)4

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

ⓘ Shcherbakovite

Formula: (K,Ba)KNa(Ti,Nb)2(Si4O12)O2

ⓘ Siderite

Formula: FeCO3

References:

Hicken, A.K., McClenaghan, M.B., Layton-Matthews, D., Paulen, R.C., Averill, S.A. and Crabtree, D. (2013) Indicator mineral signatures of the Izok Lake Zn-Cu-Pb-Agvolcanogenic

ⓘ Siegenite

Formula: CoNi2S4

Habit: Octos and spinel twins to a few mm

Colour: grey

Fluorescence: none

Description: Every Mississippi Pb Zn ought to have a thyospinel

ⓘ Silicon

Formula: Si

ⓘ Sillimanite

Formula: Al2(SiO4)O

Localities:

Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada
Ingiqqanilik Lake Area, Melville Peninsula, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Sillimanite var. Fibrolite

Formula: Al2(SiO4)O

ⓘ Silver

Formula: Ag

Localities:

Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Roberts Bay Mine (New Hope Bay Mine), Roberts Bay, Kitikmeot Region, Nunavut, Canada
Mallery Lake Au deposits, Mallery Lake, Kivalliq Region, Nunavut, Canada
Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada

ⓘ Sobolevskite

Formula: PdBi

References:

ⓘ Sperrylite

Formula: PtAs2

References:

ⓘ Spessartine

Formula: Mn2+3Al2(SiO4)3

ⓘ Sphalerite

Formula: ZnS

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

ⓘ Spinel

Formula: MgAl2O4

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

ⓘ Spodumene

Formula: LiAlSi2O6

ⓘ Stannite

Formula: Cu2FeSnS4

ⓘ Staurolite

Formula: Fe2+2Al9Si4O23(OH)

Localities:

Mary River iron project, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Chantrey Inlet pegmatite field, Nunavut, Canada

ⓘ Stephanite

Formula: Ag5SbS4

ⓘ Sternbergite

Formula: AgFe2S3

ⓘ Stillwaterite

Formula: Pd8As3

References:

ⓘ Stilpnomelane

Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O

ⓘ Strontianite

Formula: SrCO3

ⓘ Sudoite

Formula: Mg2Al3(Si3Al)O10)(OH)8

Localities:

Kiggavik project, Baker Lake, Kivalliq Region, Nunavut, Canada
Kiggavik area, Kivalliq Region, Nunavut, Canada
Contact U prospect, Kiggavik area, Kivalliq Region, Nunavut, Canada

ⓘ Sulphur

Formula: S8

Localities:

Nanisivik Mine, Nanisivik, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Polaris Mine (Arvik Mine), Little Cornwallis Island, Qikiqtaaluk Region, Nunavut, Canada
Borup Fiord Pass, Ellesmere Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Szomolnokite

Formula: FeSO4 · H2O

References:

ⓘ Talc

Formula: Mg3Si4O10(OH)2

Localities:

Southern Baffin Island, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Cook Inlet, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Jericho kimberlite pipe, Contwoyto Lake, Kitikmeot Region, Nunavut, Canada
Rankin Inlet Mine, Kivalliq Region, Nunavut, Canada

ⓘ Tantalite-(Fe)

Formula: Fe2+Ta2O6

ⓘ 'Tapiolite'

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

ⓘ Tellurobismuthite

Formula: Bi2Te3

ⓘ 'Tennantite Subgroup'

Formula: Cu6(Cu4C2+2)As4S12S

ⓘ Tetraferriannite

Formula: KFe2+3(Si3Fe3+)O10(OH)2

ⓘ Tetraferriphlogopite

Formula: KMg3(Fe3+Si3O10)(OH,F)2

References:

ⓘ 'Tetrahedrite Group'

Formula: M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu6(Cu4C2+2)Sb4S12S

Localities:

Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Martel Lake, Baker Lake, Kivalliq Region, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ Thorianite

Formula: ThO2

ⓘ Titanite

Formula: CaTi(SiO4)O

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

ⓘ Tochilinite

Formula: Fe2+5-6(Mg,Fe2+)5S6(OH)10

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.

ⓘ Torbernite

Formula: Cu(UO2)2(PO4)2 · 12H2O

References:

Chi, G., Haid, T., Quirt, D., Fayek, M., Blamey, N., & Chu, H. (2017). Petrography, fluid inclusion analysis, and geochronology of the End uranium deposit, Kiggavik, Nunavut, Canada. Mineralium Deposita, 52(2), 211-232.

ⓘ 'Tourmaline'

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

Localities:

Sandybeach Lake, Nueltin Lake project, Kivalliq Region, Nunavut, Canada
Izok Lake deposit, Izok Lake, Itchen Lake, Nunavut, Canada
Kiggavik project, Baker Lake, Kivalliq Region, Nunavut, Canada
Foxe pegmatite field, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Torp Lake pegmatite field, Bathurst Inlet, Kitikmeot Region, Nunavut, Canada

ⓘ 'Tourmaline var. Rubellite'

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

ⓘ Tremolite

Formula: ◻Ca2Mg5(Si8O22)(OH)2

Localities:

Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Anuri prospect, Committee Bay greenstone belt, Nunavut, Canada
Ingiqqanilik Lake Area, Melville Peninsula, Qikiqtaaluk Region, Nunavut, Canada
Hackett River, Kitikmeot Region, Nunavut, Canada

ⓘ Triphylite

Formula: LiFe2+PO4

ⓘ Ulvöspinel

Formula: TiFe2+2O4

Localities:

Peuyuk kimberlite, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada
Jos kimberlite, Somerset Island, Qikiqtaaluk Region, Nunavut, Canada
Napoleon Bay, Baffin Island, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Umangite

Formula: Cu3Se2

Habit: grains to 5 mm.

Colour: grey with purple tarnish

Description: polished section samples show Umangite as separate grains in matrix.

References:

ⓘ Uraninite

Formula: UO2

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

ⓘ Uraninite var. Pitchblende

Formula: UO2

Localities:

Lac Cinquante U deposit, Kivalliq Region, Nunavut, Canada
Contact U prospect, Kiggavik area, Kivalliq Region, Nunavut, Canada
Kiggavik area, Kivalliq Region, Nunavut, Canada

ⓘ Uranophane

Formula: Ca(UO2)2(SiO3OH)2 · 5H2O

ⓘ Valleriite

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

ⓘ Vaterite

Formula: CaCO3

References:

ⓘ Vesuvianite

Formula: Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9

ⓘ Violarite

Formula: Fe2+Ni3+2S4

ⓘ 'Wad'

ⓘ Wairauite

Formula: CoFe

References:

ⓘ Weddellite

Formula: Ca(C2O4) · (2.5-x)H2O

ⓘ 'White mica'

References:

Grare, Alexis, Olivier Lacombe, Julien Mercadier, Antonio Benedicto, Marie Guilcher, Anna Trave, Patrick Ledru, and John Robbins. (2018) "Fault Zone Evolution and Development of a Structural and Hydrological Barrier: The Quartz Breccia in the Kiggavik Area (Nunavut, Canada) and Its Control on Uranium Mineralization" Minerals 8, no. 8: 319. https://doi.org/10.3390/min8080319

ⓘ Wollastonite

Formula: Ca3(Si3O9)

Localities:

Kimmirut (Lake Harbour), Baffin Island, Qikiqtaaluk Region, Nunavut, Canada
Coppermine River area, Nunavut, Canada
Kiyuk Lake project, Kivalliq Region, Nunavut, Canada
Ingiqqanilik Lake Area, Melville Peninsula, Qikiqtaaluk Region, Nunavut, Canada

ⓘ Wölsendorfite

Formula: Pb7(UO2)14O19(OH)4 · 12H2O

ⓘ Wurtzite

Formula: (Zn,Fe)S

Description: None found in X-ray study

ⓘ Xenotime-(Y)

Formula: Y(PO4)

ⓘ Zincocopiapite

Formula: ZnFe3+4(SO4)6(OH)2 · 18H2O

References:

Gait, Robert I., Dumka, Doug, Bailey, Karen, Robinson, George W. (1990) Minerals of the Nanisivik Mine, Baffin Island, Northwest Territories. The Mineralogical Record, 21 (6) 515-534

ⓘ Zircon

Formula: Zr(SiO4)

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

ⓘ Zoisite

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