Joseite-B Mineral Data + Say JOSEITE-B


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General Joseite-B Information

Help on Chemical  Formula: Chemical Formula: Bi4(S,Te)3
Help on Composition: Composition: Molecular Weight = 1,003.77 gm
   Bismuth    83.28 %  Bi
   Tellurium   9.53 %  Te
   Sulfur      7.19 %  S
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: Bi4S2.25Te0.75
Help on Environment: Environment: In quartz and skarn.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1949
Help on Locality: Locality: From Glacier Gulch, Hudson Bay Mountain, near Smithers. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the relationship to joseite; "B" to distinguish it from joseite, formerly joseite-A.
 

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Joseite-B Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:9.40783
Help on Cell Dimensions: Cell Dimensions: a = 4.34, c = 40.83, Z = 3; V = 666.02 Den(Calc)= 7.51
Help on Crystal System: Crystal System: Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.16(1), 2.17(0.5), 2.3(0.4),
 

Physical Properties of Joseite-B

Help on Cleavage: Cleavage: [???] Perfect
Help on Color: Color: Silver white.
Help on Density: Density: 8.3
Help on Diaphaniety: Diaphaniety: Opaque
Help on Fracture: Fracture: Flexible - Flexible fragments.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Metallic
 

Optical Properties of Joseite-B

Help on RL Anisotrophism: RL Anisotrophism: Distinct, gray to dark brown.
Help on RL Color: RL Color: Creamy white.
 

Calculated Properties of Joseite-B

Help on Electron Density: Electron Density:

relectron=6.09 gm/cc
note: rJoseite-B =7.51 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.00815
Boson Index = 0.99185
Help on Photoelectric: Photoelectric:

PEJoseite-B =1,689.13 barns/electron
U=PEJoseite-B x relectron=10287.08 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Joseite-B is Not Radioactive

 

Joseite-B Classification

Help on  Dana Class: Dana Class: 2.6.2.2 (2)Sulfides - Including Selenides and Tellurides
  (2.6)where Am Bn Xp, with (m+n):p=4:3
  (2.6.2)Joseite Group (Trigonal: R3¯m)
 
2.6.2.1 Joseite Bi4(S,Te)3 R 3m 3 2/m
 
2.6.2.2 Joseite-B Bi4(S,Te)3 R 3m 3 2/m
 
2.6.2.3 Ikunolite Bi4(S,Se)3 R 3m 3 2/m
 
2.6.2.4 Laitakarite Bi4(Se,S)3 R 3m 3 2/m
 
2.6.2.5 Pilsenite Bi4Te3 R 3m 3 2/m
 
2.6.2.6 Poubaite PbBi2Se2(Te,S)2 R 3m 3 2/m
 
2.6.2.7 Rucklidgeite (Bi,Pb)3Te4 R 3m 3 2/m
 
2.6.2.8 Babkinite! Pb2Bi2(S,Se)3 P 3,P 3m Trig
Help on  Strunz Class: Strunz Class: II/D.11-35 II - Sulfides and sulphosalts
  II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold
  II/D.11 - Tetradymite group, Ikunolite - Joseite-B series
 
II/D.11-10 Ikunolite Bi4(S,Se)3 R 3m 3 2/m
 
II/D.11-20 Laitakarite Bi4(Se,S)3 R 3m 3 2/m
 
II/D.11-30 Joseite Bi4(S,Te)3 R 3m 3 2/m
 
II/D.11-35 Joseite-B Bi4(S,Te)3 R 3m 3 2/m
 
II/D.11-40 Pilsenite Bi4Te3 R 3m 3 2/m
 

Other Joseite-B Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Joseite-B :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas

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Print or Cut-and-Paste your Joseite-B Specimen Label here :

Joseite-B

Bi4(S,Te)3
Dana No: 2.6.2.2 Strunz No: II/D.11-35
Locality:

 

Notes:

 

 
   
 
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