Soucekite Mineral Data

Soucekite Mineral Data
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General Soucekite Information

Help on Chemical Formula: Chemical Formula: PbCuBi(S,Se)3
Help on Composition: Composition: Molecular Weight = 632.20 gm
   Copper    10.05 %  Cu
   Bismuth   33.06 %  Bi
   Lead      32.77 %  Pb
   Selenium  14.99 %  Se
   Sulfur     9.13 %  S
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: PbCuBiS1.8Se1.2
Help on Environment: Environment: In hydrothermal quartz-carbonate veins.
Help on IMA Status: IMA Status: Approved IMA 1979
Help on Locality: Locality: From Oldrichov, near Tachov, Czechoslovakia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Frantisek Soucek, Department of Mineralogy, Charles University, Prague, Czechoslovakia.
Help on Name Pronunciation: Name Pronunciation: Soucekite + Pronunciation Say SOUCEKITE
 

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Soucekite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.9594:1:0.9508
Help on Cell Dimensions: Cell Dimensions: a = 8.153, b = 8.498, c = 8.08, Z = 4; V = 559.82 Den(Calc)= 7.50
Help on Crystal System: Crystal System: Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: Pn21m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.717(1), 2.757(1), 4.04(0.8),
 

Physical Properties of Soucekite

Help on Color: Color: Lead gray.
Help on Density: Density: 7.6
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Metallic
 

Optical Properties of Soucekite

Help on RL Anisotrophism: RL Anisotrophism: Medium strong, in light brown to dark blue-gray.
Help on RL Color: RL Color: Creamy white with a brownish tint.
Help on RL Pleochroism: RL Pleochroism: Distinct in oil, in creamy brown to light gray with a bluish tint.
 

Calculated Properties of Soucekite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.25 gm/cc
note: Specific Gravity of Soucekite =7.50 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PESoucekite =1,259.48 barns/electron
U=PESoucekite x rElectron Density=7,877.24 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Soucekite is Not Radioactive
 

Soucekite Classification
Help on Dana Class: Dana Class: 03.04.03.03 (03)Sulfides - Sulfosalts
  (03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.04.03)Seligmannite Group
 
03.04.03.01 Seligmannite PbCuAsS3 Pmmn 2/m 2/m 2/m
 
03.04.03.02 Bournonite PbCuSbS3 Pn21m 2/m 2/m 2/m
 
03.04.03.03 Soucekite PbCuBi(S,Se)3 Pn21m mm2
Help on Strunz Class: Strunz Class: 02.GA.50 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.G - Sulfarsenites, sulfantimonites, sulfbismuthites
  02.GA -Neso-sulfarsenites, etc., without additional S
 
02.GA.50 Bournonite PbCuSbS3 Pn21m 2/m 2/m 2/m
 
02.GA.50 Seligmannite PbCuAsS3 Pmmn 2/m 2/m 2/m
 
02.GA.50 Soucekite PbCuBi(S,Se)3 Pn21m mm2
 

Other Soucekite 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 Soucekite :
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 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Print or Cut-and-Paste your Soucekite Specimen Label here :

Soucekite

PbCuBi(S,Se)3
Dana No: 03.04.03.03 Strunz No: 02.GA.50
Locality:

 

Notes: