Urvantsevite Mineral Data

Urvantsevite Mineral Data
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General Urvantsevite Information

Help on Chemical Formula: Chemical Formula: Pd(Bi,Pb)2
Help on Composition: Composition: Molecular Weight = 523.49 gm
   Bismuth    59.88 %  Bi
   Palladium  20.33 %  Pd
   Lead       19.79 %  Pb
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: PdBi1.5Pb0.5
Help on Environment: Environment: High temperature ploymorph of froodite.
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: Majak mine, Talnakh, Norilsk, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Nikolai N. Urvantsev (1893-1985), Russian geologist who discovered the Norilsk deposits.
Help on Name Pronunciation: Name Pronunciation: Urvantsevite + Pronunciation Say URVANTSEVITE
Help on Synonym: Synonym: ICSD 56280
  PDF 13-160
 

Urvantsevite Image

Click Here for Larger Urvantsevite Image in a New Browser Window Images:
Click Here for Larger Urvantsevite Image

Urvantsevite

Comments: Epoxy grain mount of a fragment of urvantsevite (Urv).
Location: Talnakh Cu-Ni deposit, near noril'sk, Krasnoyarsk region, Russia. Scale: See Image.
© Diederik Visser

Urvantsevite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:3.83668
Help on Cell Dimensions: Cell Dimensions: a = 3.3628, c = 12.902, Z = 2; V = 145.90 Den(Calc)= 11.92
Help on Crystal System: Crystal System: Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: I 4/mmm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.643(1), 2.372(0.8), 1.42(0.7),
Click Here for Large Urvantsevite Structure Window Crystal Structure:

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Zhuravlev N N , Soviet Journal of Experimental and Theoretical Physics , 5 (1957) p.1064-1072, Structure of superconductors. X. Thermal, microscopic and x-ray investigation, of the bismuth-palladium system, Locality: synthetic, Note: high temperature modification

 

Physical Properties of Urvantsevite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Steel gray.
Help on Density: Density: 9.66
Help on Diaphaneity: Diaphaneity: Opaque
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Metallic
 

Optical Properties of Urvantsevite

Help on RL Anisotrophism: RL Anisotrophism: Slight.
Help on RL Color: RL Color: Grayish white.
Help on RL Pleochroism: RL Pleochroism: Weak to none.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Urvantsevite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 440 nm   50.50   48.70 
   
 460 nm   54.90   53.20 
 480 nm   53.80   54.60 
 500 nm   53.30   54.10 
 520 nm   53.70   54.80 
 540 nm   54.00   55.20 
 560 nm   54.90   56.20 
 580 nm   55.20   56.70 
 600 nm   56.10   57.00 
 620 nm   56.80   58.30 
 640 nm   57.80   59.20 
 660 nm   58.60   60.10 
 680 nm   59.60   60.90 
 700 nm   59.60   61.30 
Calculated Relative Intensity Colors of Urvantsevite in Air
Relative
Intensity		    0%   20%   40%   60%   80% 100% 120% 140% 160% 170%
R1                    
R2                    
 

Calculated Properties of Urvantsevite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=9.63 gm/cc
note: Specific Gravity of Urvantsevite =11.9 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PEUrvantsevite =1,621.16 barns/electron
U=PEUrvantsevite x rElectron Density=15614.71 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Urvantsevite is Not Radioactive
 

Urvantsevite Classification
Help on Dana Class: Dana Class: 02.12.15.02 (02)Sulfides - Including Selenides and Tellurides
  (02.12)where Am Bn Xp, with (m+n):p=1:2
  (02.12.15)Dana Group
 
02.12.15.01 Froodite PdBi2 C 2/m 2/m
 
02.12.15.02 Urvantsevite Pd(Bi,Pb)2 I 4/mmm 4/m 2/m 2/m
 
02.12.15.03 Verbeekite! PdSe2 C 2, Cm, or C 2/m Mono
Help on Strunz Class: Strunz Class: 02.EB.30 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.E - Metal Sulfides, M:S £ 1:2
  02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc.
 
02.EB.30 Urvantsevite Pd(Bi,Pb)2 I 4/mmm 4/m 2/m 2/m
 

Other Urvantsevite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Larousse des Mineraux,1981)
Help on See Also: See Also: Links to other databases for Urvantsevite :
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

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Urvantsevite

Pd(Bi,Pb)2
Dana No: 02.12.15.02 Strunz No: 02.EB.30
Locality:

 

Notes: