Polarite Mineral Data + Say POLARITE

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General Polarite Information
Help on Chemical Formula: Chemical Formula: Pd(Bi,Pb)
Help on Composition: Composition: Molecular Weight = 314.96 gm
   Bismuth    49.76 %  Bi
   Palladium  33.79 %  Pd
   Lead       16.45 %  Pb
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: PdBi0.75Pb0.25
Help on Environment: Environment: In hydrothermal Cu-Ni-Fe veins.
Help on IMA Status: IMA Status: Approved IMA 1969
Help on Locality: Locality: Talnakh, Norilsk, Polar Ural Mountians, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Synonym: Synonym: ICSD 56278
  PDF 23-1298
 

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Polarite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.8272:1:1.2286
Help on Cell Dimensions: Cell Dimensions: a = 7.191, b = 8.693, c = 10.681, Z = 16; V = 667.68 Den(Calc)= 12.53
Help on Crystal System: Crystal System: Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: Ccm21
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.65(1), 2.16(0.9), 2.25(0.5),
 

Physical Properties of Polarite

Help on Color: Color: White, Yellowish white.
Help on Density: Density: 12.51
Help on Diaphaniety: Diaphaniety: Opaque
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luster: Luster: Metallic
Help on Streak: Streak: white
 

Optical Properties of Polarite

Help on RL Anisotrophism: RL Anisotrophism: Slight gray to pale brown in oil.
Help on RL Color: RL Color: White with yellowish tint.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Polarite in Air
λ R  ∑ R(λ) 
 440 nm   55.40   
 460 nm   55.80 
 480 nm   55.90 
 500 nm   56.40 
 520 nm   58.20 
 540 nm   59.20 
 560 nm   59.60 
 580 nm   59.60 
 600 nm   59.90 
 620 nm   59.50 
 640 nm   60.90 
 660 nm   61.20 
 680 nm   60.90 
 700 nm   61.80 
Calculated Relative Intensity Colors of Polarite in Air
Relative
Intensity		    0%   20%   40%   60%   80% 100% 120% 140% 160%
R                  
 

Calculated Properties of Polarite

Help on Electron Density: Electron Density:

relectron=10.2 gm/cc
note: rPolarite =12.5 gm/cc.
Help on Fermion Index Fermion Index Fermion Index = 0.11179
Boson Index = 0.88821
Help on Photoelectric: Photoelectric:

PEPolarite =1,374.79 barns/electron
U=PEPolarite x relectron=14083.68 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Polarite is Not Radioactive
 

Polarite Classification
Help on Dana Class: Dana Class: 2.8.6.1 (2)Sulfides - Including Selenides and Tellurides
  (2.8)where Am Bn Xp, with (m+n):p=1:1
  (2.8.6)Dana Group
 
2.8.6.1 Polarite Pd(Bi,Pb) Ccm21 mm2
Help on Strunz Class: Strunz Class: II/C.20-100 II - Sulfides and sulphosalts
  II/C - Sulfides with metal: sulfur, selenium and tellurium = 1:1
  II/C.20 - Nickeline group and related compounds, Polarite - Cherepanovite series
 
II/C.20-05 Sorosite! Cu(Sn,Sb) P 63/mmc 6/m 2/m 2/m
 
II/C.20-10 Langisite (Co,Ni)As P 63/mmc 6/m 2/m 2/m
 
II/C.20-20 Nickeline NiAs P 63/mmc 6/m 2/m 2/m
 
II/C.20-30 Breithauptite NiSb P 63/mmc 6/m 2/m 2/m
 
II/C.20-40 Freboldite CoSe P 63/mmc 6/m 2/m 2/m
 
II/C.20-50 Sederholmite NiSe P 63/mmc 6/m 2/m 2/m
 
II/C.20-70 Hexatestibiopanickelite (Ni,Pd)(Te,Sb) P 63/mmc 6/m 2/m 2/m
 
II/C.20-75 Yuanjiangite AuSn P 63/mmc 6/m 2/m 2/m
 
II/C.20-80 Kotulskite Pd(Te,Bi) P 63/mmc 6/m 2/m 2/m
 
II/C.20-90 Sudburyite (Pd,Ni)Sb P 63/mmc 6/m 2/m 2/m
 
II/C.20-95 Stumpflite Pt(Sb,Bi) P 63/mmc 6/m 2/m 2/m
 
II/C.20-100 Polarite Pd(Bi,Pb) Ccm21 mm2
 
II/C.20-110 Sobolevskite PdBi P 63/mmc 6/m 2/m 2/m
 
II/C.20-120 Ruthenarsenite (Ru,Ni)As P nma 2/m 2/m 2/m
 
II/C.20-130 Cherepanovite RhAs P nma 2/m 2/m 2/m
 

Other Polarite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Polarite :
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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Polarite

Pd(Bi,Pb)
Dana No: 2.8.6.1 Strunz No: II/C.20-100
Locality:

 

Notes:

 
 
   
 
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