Eltyubyuite (original) (raw)
A valid IMA mineral species
About EltyubyuiteHide
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Formula:
Ca12Fe3+10Si4O32Cl6
Colour:
Yellow to light brown and brown
Specific Gravity:
3.349 (Calculated)
Name:
After the Balkarian village Eltyubyu, which is situated near the type locality.
Fe3+ analogue of wadalite. Isostructural with mayenite (chlormayenite).
Fe and Si are disordered over the tetrahedral _T_1 and _T_2 sites (Al-free material from Shadil-Khokh volcano).
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:42818:7
cb4ee07b-3cac-4957-bfec-81fc18919a91
IMA Classification of EltyubyuiteHide
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Type description reference:
Galuskin, Evgeny V., Galuskina, Irina O., Bailau, Radu, Prusik, Krystian, Gazeev, Viktor M., Zadov, Aleksandr E., Pertsev, Nikolai N., Jeżak, Lidia, Gurbanov, Anatoly G., Dubrovinsky, Leonid (2013) Eltyubyuite, Ca12Fe3+10Si4O32Cl6 - the Fe3+ analogue of wadalite: a new mineral from the Northern Caucasus, Kabardino-Balkaria, Russia. European Journal of Mineralogy, 25 (2) 221-229 doi:10.1127/0935-1221/2013/0025-2285
Classification of EltyubyuiteHide
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9.AD.25
9 : SILICATES (Germanates)
A : Nesosilicates
D : Nesosilicates without additional anions; cations in [6] and/or greater coordination
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Elt | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of EltyubyuiteHide
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Colour:
Yellow to light brown and brown
Comment:
in transmitted light under the optical microscope
Density:
3.349 g/cm3 (Calculated)
Optical Data of EltyubyuiteHide
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Birefringence:
Isotropic minerals have no birefringence
Chemistry of EltyubyuiteHide
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Mindat Formula:
Ca12Fe3+10Si4O32Cl6
Crystallography of EltyubyuiteHide
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Class (H-M):
43_m_ - Hextetrahedral
Cell Parameters:
a = 12.20(3) Å
Comment:
Shadil-Khohk volcano material: a=12.2150(2), V=1822.55(6)
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 4.981 Å | (30) |
| 3.261 Å | (13) |
| 3.050 Å | (49) |
| 2.728 Å | (100) |
| 2.490 Å | (62) |
| 2.227 Å | (13) |
| 1.692 Å | (28) |
| 1.630 Å | (40) |
Geological EnvironmentHide
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Geological Setting:
Shadil-Khohk volcano: contact zone of an altered carbonate-silicate xenolith within plagiodacites
Type Occurrence of EltyubyuiteHide
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General Appearance of Type Material:
Micrometre-sized inclusions in rondorfite.
Place of Conservation of Type Material:
Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, cataloge numbers 4027/1 and 4027/2
Geological Setting of Type Material:
In altered silicate-carbonate xenoliths in the diatreme facies of ignimbrites.
Associated Minerals at Type Locality:
Reference:
Galuskin, E.V., Galuskina, I.O., Bailau, R., Prusik, K., Gazeev, V.M., Zadov, A.E., Pertsev, N.N., Jeżak, L., Gurbanov, A.G. and Dubrovinsky, L. (2013) Eltyubyuite, Ca12Fe3+10Si4O32Cl6 - the Fe3+ analogue of wadalite: a new mineral from the Northern Caucasus, Kabardino-Balkaria, Russia. European Journal of Mineralogy: 25: 221-229.
Synonyms of EltyubyuiteHide
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Relationship of Eltyubyuite to other SpeciesHide
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Other Members of this group:
| Adrianite | Ca12(Al4Mg3Si7)O32Cl6 | Iso. 43_m_ : I_43_d |
|---|---|---|
| Wadalite | (Ca,Mg)6(Al,Fe3+)4((Si,Al)O4)3O4Cl3 | Iso. 43_m_ : I_43_d |
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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| 9.AD. | Adrianite | Ca12(Al4Mg3Si7)O32Cl6 | Iso. 43_m_ : I_43_d |
|---|---|---|---|
| 9.AD.05 | Larnite | Ca2SiO4 | Mon. 2/m |
| 9.AD.10 | Calcio-olivine | Ca2SiO4 | Orth. m m m _(_2/_m_2/_m_2/m ) |
| 9.AD.15 | Merwinite | Ca3Mg(SiO4)2 | Mon. 2/m : _P_21/b |
| 9.AD.20 | Bredigite | Ca7Mg(SiO4)4 | Orth. m _m_2 : P n _n_2 |
| 9.AD.25 | Andradite | Ca3Fe3+2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Almandine | Fe2+3Al2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Calderite | Mn2+3Fe3+2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Goldmanite | Ca3V3+2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Grossular | Ca3Al2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Henritermierite | Ca3Mn3+2(SiO4)2[◻(OH)4] | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a c d |
| 9.AD.25 | Kimzeyite | Ca3Zr2(SiO4)(AlO4)2 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Knorringite | Mg3Cr2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Majorite | Mg3(MgSi)(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Morimotoite | Ca3(TiFe2+)(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Pyrope | Mg3Al2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Schorlomite | Ca3Ti2(SiO4)(Fe3+O4)2 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Spessartine | Mn2+3Al2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Uvarovite | Ca3Cr2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Wadalite | (Ca,Mg)6(Al,Fe3+)4((Si,Al)O4)3O4Cl3 | Iso. 43_m_ : I_43_d |
| 9.AD.25 va | Hydrougrandite | (Ca,Mg,Fe2+)3(Fe3+,Al)2[(OH)4(SiO4)2] | Iso. |
| 9.AD.25 va | Yamatoite | (Mn2+,Ca)3(V3+,Al)2(SiO4)3 | Iso. |
| 9.AD.25 | Holtstamite | Ca3Al2(SiO4)2[◻(OH)4] | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a c d |
| 9.AD.25 | Khoharite | Mg3Fe3+2(SiO4)3 | |
| 9.AD.25 | Kerimasite | Ca3Zr2(SiO4)(Fe3+O4)2 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Toturite | Ca3Sn2(SiO4)(Fe3+O4)2 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Momoiite | Mn2+3V3+2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Eringaite | Ca3Sc2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Irinarassite | Ca3Sn2(SiO4)(AlO4)2 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Menzerite-(Y) | (Y2Ca)Mg2(SiO4)3 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | Blythite | Mn2+3Mn3+2[SiO4]3 | |
| 9.AD.25 | Skiagite | Fe2+3Fe3+2[SiO4]3 | |
| 9.AD.25 | Hutcheonite | Ca3Ti2(SiO4)(AlO4)2 | Iso. m_3_m _(_4/_m_32/m ) : I a_3_d |
| 9.AD.25 | UM1984-37-SiO:CrMn | Mn2+3Cr3+2(SiO4)3 | |
| 9.AD.25 | Rubinite | Ca3Ti3+2Si3O12 | Iso. |
| 9.AD.25 | Nikmelnikovite | Ca12(Fe2+Fe3+3Al3◻)[SiO4]6[◻(OH)4]5◻4 | Trig. 3 : _R_3 |
| 9.AD.25 | Midbarite | Ca3Mg2(V2Si)O12 | Iso. m_3_m _(_4/_m_32/m ) |
| 9.AD.30 va | Auerlite | near Th(Si,P)O4 | |
| 9.AD.30 | Coffinite | U(SiO4) · nH2O | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a m d |
| 9.AD.30 | Hafnon | HfSiO4 | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a m d |
| 9.AD.30 | Thorite | Th(SiO4) | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a m d |
| 9.AD.30 | Zircon | Zr(SiO4) | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a m d |
| 9.AD.30 | Stetindite-(Ce) | Ce(SiO4) | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_41/a m d |
| 9.AD.35 | Huttonite | ThSiO4 | Mon. 2/m |
| 9.AD.35 | Tombarthite-(Y) | Y4(Si,H4)4O12-x(OH)4+2x | Mon. |
| 9.AD.40 | Eulytine | Bi4(SiO4)3 | Iso. 43_m_ : I_43_d |
| 9.AD.45 | Reidite | ZrSiO4 | Tet. 4/m : _I_41/a |
| 9.AD.55 | Jeffbenite | Mg3Al2Si3O12 | Tet. 42_m_ : I_42_d |
Other InformationHide
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Notes:
Raman bands of the Shadil-Khokh volcano material [cm-1]: 959 & 901 (Si–O stretching); 783, 705, 450, 307 (FeO45- vibration)
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for EltyubyuiteHide
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References for EltyubyuiteHide
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Reference List:
Galuskin, Evgeny V., Galuskina, Irina O., Bailau, Radu, Prusik, Krystian, Gazeev, Viktor M., Zadov, Aleksandr E., Pertsev, Nikolai N., Jeżak, Lidia, Gurbanov, Anatoly G., Dubrovinsky, Leonid (2013) Eltyubyuite, Ca12Fe3+10Si4O32Cl6 - the Fe3+ analogue of wadalite: a new mineral from the Northern Caucasus, Kabardino-Balkaria, Russia. European Journal of Mineralogy, 25 (2) 221-229 doi:10.1127/0935-1221/2013/0025-2285
Gfeller, Frank, Środek, Dorota, Kusz, Joachim, Dulski, Mateusz, Gazeev, Viktor, Galuskina, Irina, Galuskin, Evgeny, Armbruster, Thomas (2015) Mayenite supergroup, part IV: Crystal structure and Raman investigation of Al-free eltyubyuite from the Shadil-Khokh volcano, Kel' Plateau, Southern Ossetia, Russia. European Journal of Mineralogy, 27 (1) 137-143 doi:10.1127/ejm/2015/0027-2421
Localities for EltyubyuiteHide
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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 
symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Locality ListHide
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