Bezsmertnovite Mineral Data

Bezsmertnovite Mineral Data
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General Bezsmertnovite Information

Help on Chemical Formula: Chemical Formula: Au4Cu(Te,Pb)
Help on Composition: Composition: Molecular Weight = 1,002.89 gm
   Copper      6.34 %  Cu
   Tellurium   8.91 %  Te
   Lead        6.20 %  Pb
   Gold       78.56 %  Au
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: Au4CuTe0.7Pb0.3
Help on Environment: Environment: Found in the cementation zone of a volcanogenic gold telluride deposit.
Help on IMA Status: IMA Status: Approved IMA 1979
Help on Locality: Locality: Kamchatka, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Marianna S. Bezsmertnaya (1915-1991) and Valdimir V. Bezsmertny (1912-), Russian geologists.
Help on Name Pronunciation: Name Pronunciation: Bezsmertnovite + Pronunciation Say BEZSMERTNOVITE
 

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Bezsmertnovite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =6.0161:1:4.036
Help on Cell Dimensions: Cell Dimensions: a = 24.215, b = 4.025, c = 16.245, Z = 16; V = 1,583.33 Den(Calc)= 16.83
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pmmn
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.744(0.9), 2.61(0.8), 3.3(0.7),
 

Physical Properties of Bezsmertnovite

Help on Cleavage: Cleavage: None
Help on Color: Color: Bronze, Golden yellow.
Help on Density: Density: 16.3
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Metallic
 

Optical Properties of Bezsmertnovite

Help on RL Anisotrophism: RL Anisotrophism: Weak, in neutral gray shades.
Help on RL Color: RL Color: Bright orange yellow.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Bezsmertnovite in Air
λ R  ∑ R(λ) 
 420 nm   15.10   
 440 nm   15.10 
 460 nm   15.70 
 480 nm   17.50 
 500 nm   21.20 
 520 nm   29.00 
 540 nm   37.50 
 560 nm   45.60 
 580 nm   52.40 
 600 nm   55.70 
 620 nm   57.40 
 640 nm   58.30 
 660 nm   58.70 
 680 nm   58.60 
 700 nm   58.20 
Calculated Relative Intensity Colors of Bezsmertnovite in Air
Relative
Intensity		    0%   60% 100% 120% 180% 240% 300% 360% 420% 480% 540%
R                      
 

Calculated Properties of Bezsmertnovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=13.6 gm/cc
note: Specific Gravity of Bezsmertnovite =16.8 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEBezsmertnovite =1,474.49 barns/electron
U=PEBezsmertnovite x rElectron Density=20092.18 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Bezsmertnovite is Not Radioactive
 

Bezsmertnovite Classification
Help on Dana Class: Dana Class: 02.01.05.01 (02)Sulfides - Including Selenides and Tellurides
  (02.01)where Am Xp, with m:p>3:1
  (02.01.05)Dana Group
 
02.01.05.01 Bezsmertnovite Au4Cu(Te,Pb) Pmmn 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 02.BA.45 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1)
  02.BA -With Cu, Ag, Au
 
02.BA.45 Bezsmertnovite Au4Cu(Te,Pb) Pmmn 2/m 2/m 2/m
 

Other Bezsmertnovite 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 Bezsmertnovite :
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 Bezsmertnovite Specimen Label here :

Bezsmertnovite

Au4Cu(Te,Pb)
Dana No: 02.01.05.01 Strunz No: 02.BA.45
Locality:

 

Notes: