Mineralogy Database

Palladobismutharsenide Mineral Data

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General Palladobismutharsenide Information

Help on Chemical  Formula: Chemical Formula: Pd2(As,Bi)
Help on Composition: Composition: Molecular Weight = 314.57 gm
   Bismuth    13.29 %  Bi
   Arsenic    19.05 %  As
   Palladium  67.66 %  Pd
             100.00 % 
Help on Empirical Formula: Empirical Formula: Pd2As0.8Bi0.2
Help on Environment: Environment: Ultrabasic igneous intrusion.
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: Stillwater complex, Nye County, Montana, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition (Pd, Bi, As).
Help on Name Pronunciation: Name Pronunciation: Palladobismutharsenide + Pronunciation Say PALLADOBISMUTHARSENIDE

Palladobismutharsenide Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.3941:1:0.3587
Help on Cell Dimensions: Cell Dimensions: a = 7.467, b = 18.946, c = 6.797, Z = 20; V = 961.57 Den(Calc)= 10.86
Help on Crystal System: Crystal System: Orthorhombic Space Group: Pmcn,P 21cn
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.232(1), 2.083(0.9), 2.485(0.9),

Physical Properties of Palladobismutharsenide

Help on Color: Color: Silver white.
Help on Density: Density: 10.86
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Metallic

Optical Properties of Palladobismutharsenide

Help on RL Anisotrophism: RL Anisotrophism: Weak to distinct, in air from gray to extinction; under oil varying from gray to brownish gray.
Help on RL Color: RL Color: Creamy.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Palladobismutharsenide in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 470 nm   53.60   54.50 
 546 nm   52.10   53.00 
 589 nm   53.60   54.60 
 650 nm   55.80   56.10 
Calculated Relative Intensity Colors of Palladobismutharsenide in Air
   0%   20%   40%   60%   80% 100% 120% 140% 160% 170%

Calculated Properties of Palladobismutharsenide

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=9.32 gm/cc
note: Specific Gravity of Palladobismutharsenide =10.9 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.15
Boson Index = 0.85
Help on Photoelectric: Photoelectric: PEPalladobismutharsenide = 428.37 barns/electron
U=PEPalladobismutharsenide x rElectron Density=3,992.91 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Palladobismutharsenide is Not Radioactive

Palladobismutharsenide Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.04)where Am Bn Xp, with (m+n):p=2:1
  (02.04.15)Dana Group Palladobismutharsenide Pd2(As,Bi) Pmcn,P 21cn Ortho
Help on  Strunz Class: Strunz Class: 02.AC.25f 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.25f Palladobismutharsenide Pd2(As,Bi) Pmcn,P 21cn Ortho

Other Palladobismutharsenide Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Palladobismutharsenide :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Ecole des Mines de Paris
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Dana No: Strunz No: 02.AC.25f





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