Bowieite Mineral Data + Say BOWIEITE


General Bowieite Information

Help on Chemical  Formula: Chemical Formula: (Rh,Ir,Pt)1.77S3
Help on Composition: Composition: Molecular Weight = 342.08 gm
   Iridium   29.84 %  Ir
   Platinum  10.09 %  Pt
   Rhodium   31.95 %  Rh
   Sulfur    28.12 %  S
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: 1.77(Rh0.6)1.77(Ir0.3)1.77(Pt0.1)S3
Help on Environment: Environment: In platinum alloy nuggets recovered from dredging operations.
Help on IMA Status: IMA Status: Approved IMA 1984
Help on Locality: Locality: From the Salmon River, Goodnews Bay, Alaska, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the British scientist, Dr. Stanley Hay Umphray Bowie, of the Institure of Geological Sciences, London, England.
Help on Synonym: Synonym: ICSD 15344
  PDF 35-736
  Sulrhodite
 

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Bowieite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.4116:1:1.0198
Help on Cell Dimensions: Cell Dimensions: a = 8.473, b = 6.002, c = 6.121, Z = 4; V = 311.28 Den(Calc)= 7.30
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pnca
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 0.7768(1), 0.7877(1), 3(1),
Click Here for Large Bowieite Structure Window Crystal Structure:

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Parthe E , Hohnke D , Hulliger F , Acta Crystallographica , 23 (1967) p.832-840, A new structure type with octahedron pairs for Rh2S3,Rh2Se3 and Ir2S3, Locality: synthetic

 

Physical Properties of Bowieite

Help on Color: Color: Gray, Pale gray, Pale brownish gray.
Help on Diaphaniety: Diaphaniety: Opaque
Help on Hardness: Hardness: 7 - Quartz
Help on Luster: Luster: Metallic
 

Optical Properties of Bowieite

Help on RL Anisotrophism: RL Anisotrophism: Weak, dark gray to very dark brown.
Help on RL Color: RL Color: Pale gray to pale gray-brown.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Bowieite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   43.50   44.50 
   
 420 nm   44.20   45.20 
 440 nm   44.80   45.80 
 460 nm   45.30   46.50 
 480 nm   45.70   46.90 
 500 nm   45.90   47.30 
 520 nm   46.10   47.60 
 540 nm   46.20   47.80 
 560 nm   46.30   48.00 
 580 nm   46.40   48.20 
 600 nm   46.50   48.30 
 620 nm   46.60   48.40 
 640 nm   46.80   48.50 
 660 nm   46.80   48.60 
 680 nm   46.90   48.60 
 700 nm   47.00   48.70 
Calculated Relative Intensity Colors of Bowieite in Air
Relative
Intensity
   0%   30%   60%   90% 100% 120% 150% 180% 200%
R1                  
R2                  
 

Calculated Properties of Bowieite

Help on Electron Density: Electron Density:

relectron=6.42 gm/cc
note: rBowieite =7.30 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.03622
Boson Index = 0.96378
Help on Photoelectric: Photoelectric:

PEBowieite = 641.50 barns/electron
U=PEBowieite x relectron=4,120.12 barns/cc.

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

Bowieite is Not Radioactive

 

Bowieite Classification

Help on  Dana Class: Dana Class: 2.11.12.1 (2)Sulfides - Including Selenides and Tellurides
  (2.11)where Am Bn Xp, with (m+n):p=2:3
  (2.11.12)Dana Group
 
2.11.12.1 Bowieite (Rh,Ir,Pt)1.77S3 Pnca 2/m 2/m 2/m
 
2.11.12.2 Kashinite (Ir,Rh)2S3 P bcn 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: II/D.06-20 II - Sulfides and sulphosalts
  II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold
  II/D.06 - Kashinite series
 
II/D.06-10 Kashinite (Ir,Rh)2S3 P bcn 2/m 2/m 2/m
 
II/D.06-20 Bowieite (Rh,Ir,Pt)1.77S3 Pnca 2/m 2/m 2/m
 
II/D.06-30 Daomanite* CuPtAsS2 Ama2 mm2
 

Other Bowieite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Bull.Miner.,Vol.107-111,1984-1988) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Bowieite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris

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

Bowieite

(Rh,Ir,Pt)1.77S3
Dana No: 2.11.12.1 Strunz No: II/D.06-20
Locality:

 

Notes:

 

 
   
 
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