[How the Club Works] [Memberships - Junior, Deluxe , and Platinum] [FAQ] [Past Minerals] Join the Club - Junior, Deluxe and Platinum Memberships Available High Quality Minerals Sent to Your Home or School Each Month Mineral of the Month Club - An Inexpensive Way to Enjoy Minerals General Betekhtinite InformationCu10(Fe,Pb)S6 |
Molecular Weight = 923.52 gm |
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Iron 3.63 % Fe |
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Copper 68.81 % Cu |
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Lead 6.73 % Pb |
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Sulfur 20.83 % S |
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100.00 % |
Cu10Fe2+0.6Pb0.3S6 |
In veins cutting the black cupriferous shale at Mansfeld, Germany. |
Valid Species (Pre-IMA) 1955 |
From the Mansfeld Kupferschiefer, Eisleben, and at Waschenback, Odenwald, Germany. Link to MinDat.org Location Data. |
Named for Anatolii Gergievich Betekhtin (1897-119620, Russian mineralogist and economic geologist. |
Betekhtinite + Pronunciation |
ICSD 26494 |
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PDF 25-1223 |
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Betekhtinite Crystallographya:b:c =0.6466:1:0.1699 |
a = 14.693, b = 22.72, c = 3.861, Z = 5; V = 1,288.90 Den(Calc)= 5.95 |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: I mmm |
By Intensity(I/Io): 1.832(1), 2.93(0.9), 3.08(0.8), |
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Mouse
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| Physical Properties of Betekhtinite{???} Distinct, {???} Distinct, {???} Distinct |
Brownish black. |
5.96 - 6.05, Average = 6 |
Opaque |
Acicular - Occurs as needle-like crystals. |
3 - Calcite |
Metallic |
black |
| Optical Properties of BetekhtiniteStrong, distinctly colored. |
Bright cream parallel to elongation, stronger yellowish cream perpendicular. |
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| Calculated Properties of BetekhtiniteBulk Density (Electron Density)=5.49 gm/cc |
note: Specific Gravity of Betekhtinite =5.95 gm/cc. Fermion Index = 0.01 |
Boson Index = 0.99 PEBetekhtinite = 145.58 barns/electron |
U=PEBetekhtinite x rElectron Density= 799.50 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Betekhtinite is Not Radioactive | Betekhtinite Classification02.16.08.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.16)with miscellaneous formulae |
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(02.16.08)Dana Group |
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02.BE.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1) |
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02.BE -With Pb(Bi) |
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| Other Betekhtinite InformationNAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
Links to other databases for Betekhtinite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - Google Images 6 - Google Scholar 7 - Handbook of Mineralogy (MinSocAm) 8 - Handbook of Mineralogy (UofA) 9 - HyperPhysics 10 - MinDAT 11 - MinMax(Deutsch) 12 - MinMax(English) 13 - Mineralienatlas (Deutsch) 14 - QUT Mineral Atlas 15 - Ruff.Info 16 - WWW-MINCRYST Search for Betekhtinite using: Visit our Advertisers for Betekhtinite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Betekhtinite Mineral Data : Ask about Betekhtinite here : Print or Cut-and-Paste your Betekhtinite Specimen Label here :
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