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Sokolovaite Mineral Data
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General Sokolovaite Information
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 Chemical Formula: |
CsLi2AlSi4O10F2 |
| Composition: |
Molecular Weight = 484.10 gm |
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Cesium 27.45 % Cs 29.11 % Cs2O |
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Lithium 2.87 % Li 6.17 % Li2O |
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Aluminum 5.57 % Al 10.53 % Al2O3 |
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Silicon 23.21 % Si 49.65 % SiO2 |
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Oxygen 33.05 % O |
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Fluorine 7.85 % F 7.85 % F |
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- %
F -3.30 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
CsLi2AlSi4O10F2 |
| Environment: |
Tiny inclusions in pectolite and quartz matrix. Mica group |
| IMA Status: |
Proposed IMA 2004 (Dana # Added) |
| Locality: |
Dara-i-Pioz glacier, Tajikistan Link to MinDat.org Location Data. |
| Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
| Synonym: |
IMA2004-012 |
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Sokolovaite Image |
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Images:
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Sokolovaite
Comments: BSE images of zoned lepidolite (Lpd) and Cs-dominant rim of sokolovaite (Cs) with albite (Ab). (CanMin, v47:337).
Location: Main pegmatite body in the Eastern block of the Moblan pegmatite cluster, located within the Frotet-Evans greenstone belt of the Opatica Subprovince in Quebec, Canada.
Scale: See Image.
© Canadian Mineralogist |
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Sokolovaite Crystallography
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| Axial Ratios: |
a:b:c =0.5754:1:1.1873 |
| Cell Dimensions: |
a = 5.182, b = 9.005, c = 10.692, Z = 2; V = 498.93 Den(Calc)= 3.22 |
| Crystal System: |
Monoclinic Space Group: C 2/m, C 2 or Cm |
| X Ray Diffraction: |
By Intensity(I/Io): 3.174(1), 2.107(0.94), 3.682(0.8),2.634(0.79), 2.582(0.66), 3.418(0.65), 3.897(0.49), 2.98(0.41), |
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Optical Properties of Sokolovaite
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| Optical Data: |
NCalc= 1.59 - from Gladstone-Dale relationship (KC = 0.1823) where Ncalc=Dcalc*KC+1
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Calculated Properties of Sokolovaite
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| Electron Density: |
Bulk Density (Electron Density)=3.03 gm/cc
note: Specific Gravity of Sokolovaite =3.22 gm/cc.
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| Fermion Index: |
Fermion Index = 0.01
Boson Index = 0.99 |
| Photoelectric: |
PESokolovaite = 112.27 barns/electron
U=PESokolovaite x rElectron Density= 340.51 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sokolovaite is Not Radioactive |
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Sokolovaite Classification
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| Dana Class: |
71.02.02b.08b (71)Phyllosilicate Sheets of Six-Membered Rings |
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(71.02)with 2:1 Layers |
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(71.02.02b)Mica Group (Biotite subgroup) |
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71.02.02b.01 Phlogopite KMg3(Si3Al)O10(F,OH)2 C 2/m 2/m |
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71.02.02b.01a Tetraferriphlogopite! KMg3FeSi3O10(OH)2 2/m |
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71.02.02b.01b Shirozulite! KMn3(AlSi3)O10(OH,F)2 C 2/m 2/m |
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71.02.02b.01c Fluorophlogopite! KMg3(AlSi3)O10F2 C 2/m 2/m |
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71.02.02b.02 Biotite* K(Mg,Fe)3[AlSi3O10(OH,F)2 C 2/m 2/m |
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71.02.02b.03 Annite KFe3AlSi3O10(OH,F)2 C 2/m 2/m |
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71.02.02b.03a Fluorannite! KFe3AlSi3O10F2 C 2/m 2/m |
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71.02.02b.04 Tetraferriannite K(Fe,Mg)3(Fe,Al)Si3O10(OH)2 C 2/m 2/m |
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71.02.02b.05 Siderophyllite KFe2Al(Al2Si2)O10(F,OH)2 C 2/m 2/m |
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71.02.02b.05a Eastonite! KMg2Al[Al2Si2O10](OH)2 2/m |
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71.02.02b.06 Hendricksite K(Zn,Mg,Mn)3Si3AlO10(OH)2 C 2/m 2/m |
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71.02.02b.07 Lepidolite K(Li,Al)3(Si,Al)4O10(F,OH)2 C 2/m,Cm Mono |
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71.02.02b.08 Polylithionite KLi2AlSi4O10(F,OH)2 C 2/m 2/m |
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71.02.02b.08a Trilithionite! KLi1.5Al1.5AlSi3O10F2 C 2/m 2/m |
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71.02.02b.08b Sokolovaite! CsLi2AlSi4O10F2 C 2/m, C 2 or Cm Mono |
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71.02.02b.09 Tainiolite KLiMg2Si4O10F2 C 2/m 2/m |
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71.02.02b.10 Zinnwaldite KLiFeAl(AlSi3)O10(F,OH)2 C 2/m 2/m |
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71.02.02b.11 Norrishite K(Mn2Li)Si4O10(O)2 C 2/m 2/m |
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71.02.02b.12 Masutomilite K(Li,Al,Mn)3[(Si,Al)4O10](F,OH)2 C 2/m 2/m |
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71.02.02b.13 Aspidolite NaMg3AlSi3O10(OH)2 C 2/m 2/m |
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71.02.02b.14 Wonesite (Na,K).5(Mg,Fe,Al)3(Si,Al)4O10(OH,F)2 C 2/m 2/m |
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71.02.02b.15 Preiswerkite NaMg2Al3Si2O10(OH)2 C 2/m 2/m |
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71.02.02b.16 Ephesite NaLiAl2(Al2Si2)O10(OH)2 C 2/c 2/m |
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71.02.02b.18 Suhailite! (NH4)Fe3(Si3Al)O10(OH)2 C 2/m? 2/m |
| Strunz Class: |
09.EC.20 09 - SILICATES (Germanates) |
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09.E - Phyllosilicates |
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09.EC -Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets |
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09.EC.20 Annite KFe3AlSi3O10(OH,F)2 C 2/m 2/m |
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09.EC.20 Biotite* K(Mg,Fe)3[AlSi3O10(OH,F)2 C 2/m 2/m |
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09.EC.20 Hendricksite K(Zn,Mg,Mn)3Si3AlO10(OH)2 C 2/m 2/m |
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09.EC.20 Ephesite NaLiAl2(Al2Si2)O10(OH)2 C 2/c 2/m |
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09.EC.20 Aspidolite NaMg3AlSi3O10(OH)2 C 2/m 2/m |
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09.EC.20 Lepidolite K(Li,Al)3(Si,Al)4O10(F,OH)2 C 2/m,Cm Mono |
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09.EC.20 Preiswerkite NaMg2Al3Si2O10(OH)2 C 2/m 2/m |
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09.EC.20 Masutomilite K(Li,Al,Mn)3[(Si,Al)4O10](F,OH)2 C 2/m 2/m |
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09.EC.20 Wonesite (Na,K).5(Mg,Fe,Al)3(Si,Al)4O10(OH,F)2 C 2/m 2/m |
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09.EC.20 Polylithionite KLi2AlSi4O10(F,OH)2 C 2/m 2/m |
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09.EC.20 Phlogopite KMg3(Si3Al)O10(F,OH)2 C 2/m 2/m |
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09.EC.20 Norrishite K(Mn2Li)Si4O10(O)2 C 2/m 2/m |
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09.EC.20 Siderophyllite KFe2Al(Al2Si2)O10(F,OH)2 C 2/m 2/m |
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09.EC.20 Fluorannite! KFe3AlSi3O10F2 C 2/m 2/m |
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09.EC.20 Shirokshinite! K(NaMg2)Si4O10F2 C 2/m 2/m |
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09.EC.20 Zinnwaldite KLiFeAl(AlSi3)O10(F,OH)2 C 2/m 2/m |
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09.EC.20 Eastonite! KMg2Al[Al2Si2O10](OH)2 2/m |
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09.EC.20 Tetraferriannite K(Fe,Mg)3(Fe,Al)Si3O10(OH)2 C 2/m 2/m |
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09.EC.20 Tetraferriphlogopite! KMg3FeSi3O10(OH)2 2/m |
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09.EC.20 Trilithionite! KLi1.5Al1.5AlSi3O10F2 C 2/m 2/m |
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09.EC.20 Sokolovaite! CsLi2AlSi4O10F2 C 2/m, C 2 or Cm Mono |
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09.EC.20 Shirozulite! KMn3(AlSi3)O10(OH,F)2 C 2/m 2/m |
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09.EC.20 Suhailite! (NH4)Fe3(Si3Al)O10(OH)2 C 2/m? 2/m |
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09.EC.20 Fluorophlogopite! KMg3(AlSi3)O10F2 C 2/m 2/m |
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Other Sokolovaite Information
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| See Also: |
Links to other databases for Sokolovaite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
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Sokolovaite
CsLi2AlSi4O10F2
Dana No: 71.02.02b.08b Strunz No: 09.EC.20
Locality:
Notes:
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