General Sulphotsumoite Information Chemical Formula: |
Bi3Te2S |
Composition: |
Molecular Weight = 914.21 gm |
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Bismuth 68.58 % Bi |
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Tellurium 27.91 % Te |
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Sulfur 3.51 % S |
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100.00 % |
Empirical Formula: |
Bi3Te2S |
Environment: |
Of hydrothermal origin, with other bismuth tellurides. |
IMA Status: |
Approved IMA 1982 |
Locality: |
Magadan and Egerlyakh deposit, Yakutia, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named in allusion to the chemical relationship with tsumoite. |
Name Pronunciation: |
Sulphotsumoite + Pronunciation |
| | Sulphotsumoite Image
Images:
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Sulphotsumoite Crystallography Axial Ratios: |
a:c = 1:5.42863 |
Cell Dimensions: |
a = 4.316, c = 23.43, Z = 2; V = 377.98 Den(Calc)= 8.03 |
Crystal System: |
Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: P 3m1 |
X Ray Diffraction: |
By Intensity(I/Io): 3.16(1), 2.32(0.6), 2.16(0.5), |
| Physical Properties of Sulphotsumoite Cleavage: |
{???} Perfect |
Color: |
Gray white. |
Diaphaneity: |
Opaque |
Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. |
Habit: |
Aggregates - Made of numerous individual crystals or clusters. |
Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. |
Hardness: |
2.5 - Finger Nail |
Luster: |
Metallic |
| Optical Properties of Sulphotsumoite Reflectivity |
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| Calculated Properties of Sulphotsumoite Electron Density: |
Bulk Density (Electron Density)=6.48 gm/cc |
note: Specific Gravity of Sulphotsumoite =8.03 gm/cc. Fermion Index: |
Fermion Index = 0.02 |
Boson Index = 0.98 Photoelectric: |
PESulphotsumoite =1,473.38 barns/electron |
U=PESulphotsumoite x rElectron Density=9,550.83 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Sulphotsumoite is Not Radioactive | Sulphotsumoite Classification Dana Class: |
02.08.20.02 (02)Sulfides - Including Selenides and Tellurides |
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(02.08)where Am Bn Xp, with (m+n):p=1:1 |
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(02.08.20)Tsumoite Group (Trigonal: P-3m1) |
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Strunz Class: |
02.DC.05b 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.D - Metal Sulfides, M:S = 3:4 and 2:3 |
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02.DC -Variable M:S |
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| Other Sulphotsumoite Information References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Sulphotsumoite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Sulphotsumoite using: Visit our Advertisers for Sulphotsumoite : A Bijoux Google Search for SulphotsumoiteAdam's Minerals Google Search for Sulphotsumoite Cape Minerals Google Search for Sulphotsumoite Dakota Matrix Minerals Google Search for Sulphotsumoite Excalibur Mineral Corp. Google Search for Sulphotsumoite Exceptional Minerals Google Search for Sulphotsumoite John Betts Fine Minerals Search for Sulphotsumoite McDougall Minerals Google Search for Sulphotsumoite Mineral News Website Link Rock and Mineral Shows Google Search for Sulphotsumoite Weinrich Minerals, Inc. Google Search for Sulphotsumoite Ask about Sulphotsumoite here : Print or Cut-and-Paste your Sulphotsumoite Specimen Label here :
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