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Genkinite Mineral Data

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General Genkinite Information

Help on Chemical  Formula: Chemical Formula: (Pt,Pd)4Sb3
Help on Composition: Composition: Molecular Weight = 1,056.91 gm
   Antimony   34.56 %  Sb
   Palladium  10.07 %  Pd
   Platinum   55.37 %  Pt
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: Pt3PdSb3
Help on Environment: Environment: In ultramafics or ophiolites mineralized with Pt-Fe-Cu-Ni, and placers derived for them.
Help on IMA Status: IMA Status: Approved IMA 1977
Help on Locality: Locality: In the Onverwacht and Driekop mines, Transvaal, South Africa. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Dr. A.D. Genkin, Soviet mineralogist.
Help on Name Pronunciation: Name Pronunciation: Genkinite + Pronunciation Say GENKINITE
 

Genkinite Image

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  Genkinite

Comments: Genkinite (3), with a typical rim of an undetermined oxidation product (darker grey), closely associated with platarsite (2) and Pt-Fe alloy (1). Chromite crystals (4).
Location: In the Onverwacht and Driekop mines, Transvaal, South Africa. (CanMin, v15:389). Scale: See Image.
© Canadian Mineralogist

Genkinite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:3.12319
Help on Cell Dimensions: Cell Dimensions: a = 7.736, c = 24.161, Z = 8; V = 1,445.93 Den(Calc)= 9.71
Help on Crystal System: Crystal System: Tetragonal - Trapezohedral H-M Symbol (4 2 2) Space Group: P 41212
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.265(1), 3.02(0.9), 1.934(0.6),
 

Physical Properties of Genkinite

Help on Color: Color: Gray.
Help on Density: Density: 8.83
Help on Diaphaneity: Diaphaneity: Opaque
Help on Hardness: Hardness: 5.5-6 - Knife Blade-Orthoclase
Help on Luster: Luster: Metallic
 

Optical Properties of Genkinite

Help on RL Anisotrophism: RL Anisotrophism: Moderate to strong, from gray to extinction.
Help on RL Color: RL Color: Pale brown or tan with a yellowish tinge.
Help on RL Pleochroism: RL Pleochroism: Weak in oil for some grains.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Genkinite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   41.10   42.10 
   
 420 nm   43.00   44.00 
 440 nm   44.90   45.90 
 460 nm   46.60   47.30 
 480 nm   48.00   48.50 
 500 nm   49.00   49.50 
 520 nm   50.00   50.30 
 540 nm   50.80   51.10 
 560 nm   51.60   52.00 
 580 nm   52.50   53.00 
 600 nm   53.60   54.00 
 620 nm   54.40   55.10 
 640 nm   55.10   56.10 
 660 nm   55.70   56.90 
 680 nm   56.20   57.40 
 700 nm   56.60   57.30 
Calculated Relative Intensity Colors of Genkinite in Air
Relative
Intensity
   0%   30%   60%   90% 100% 120% 150% 180% 200%
R1                  
R2                  
 

Calculated Properties of Genkinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.96 gm/cc
note: Specific Gravity of Genkinite =9.71 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.2
Boson Index = 0.8
Help on Photoelectric: Photoelectric: PEGenkinite =1,025.11 barns/electron
U=PEGenkinite x rElectron Density=8,155.85 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Genkinite is Not Radioactive
 

Genkinite Classification

Help on  Dana Class: Dana Class: 02.06.04.01 (02)Sulfides - Including Selenides and Tellurides
  (02.06)where Am Bn Xp, with (m+n):p=4:3
  (02.06.04)Genkinite Group
 
02.06.04.01 Genkinite (Pt,Pd)4Sb3 P 41212 4 2 2
 
02.06.04.02 Oulankaite! (Pd,Pt)5(Cu,Fe)4SnTe2S2 Tetra
 
02.06.04.03 Ungavaite! Pd4Sb3 P 41212, P 4122, P 43212 4 2 2
Help on  Strunz Class: Strunz Class: 02.AC.35a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.A - Simple Sulfides, Selenides, etc
  02.AC -Alloys of metalloids with PGE
 
02.AC.35a Genkinite (Pt,Pd)4Sb3 P 41212 4 2 2
 

Other Genkinite 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 Genkinite :
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

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

Genkinite

(Pt,Pd)4Sb3
Dana No: 02.06.04.01 Strunz No: 02.AC.35a
Locality:

 

Notes:

 

 
   
 


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