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Cupropavonite Mineral Data

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General Cupropavonite Information

Help on Chemical  Formula: Chemical Formula: AgPbCu2Bi5S10
Help on Composition: Composition: Molecular Weight = 1,807.72 gm
   Copper    7.03 %  Cu
   Silver    5.97 %  Ag
   Bismuth  57.80 %  Bi
   Lead     11.46 %  Pb
   Sulfur   17.74 %  S
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: AgPbCu2Bi5S10
Help on Environment: Environment: Found in zoned mesothermal base- and precious-metal veins.
Help on IMA Status: IMA Status: Approved IMA 1979
Help on Locality: Locality: In the USA, from the Alaska mine, Poughkeepsie Gulch, near Ouray, San Juan Co., and at the Missouri mine, Hall's Valley, Park Co., Colorado. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: To stress a similarity with pavonite.
 

Cupropavonite Image

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  Cupropavonite

Comments: BSE image of pavonite matrix (light gray) showing thin exsolution lamellea of cupropavonite (darker gray, C). (Axis, Volume 2, Number 4 (2006)).
Location: Lucky Lucy mine, Darwin mining district, Inyo County, California, USA. Scale: Gail E. Dunning / Mineralogical Record.
© Mineralogical Record

Cupropavonite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =3.3457:1:8.2238
Help on Cell Dimensions: Cell Dimensions: a = 13.45, b = 4.02, c = 33.06, Z = 4; beta = 93.5° V = 1,784.19 Den(Calc)= 6.73
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
 

Physical Properties of Cupropavonite

Help on Cleavage: Cleavage: None
Help on Color: Color: Gray, Tin white.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Metallic
Help on Streak: Streak: lead gray
 

Optical Properties of Cupropavonite

Help on RL Anisotrophism: RL Anisotrophism: Distinct.
Help on RL Color: RL Color: White.
Help on RL Pleochroism: RL Pleochroism: Weak in air, weak to distinct in oil.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Cupropavonite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   45.10   48.20 
   
 420 nm   45.00   48.80 
 440 nm   45.00   49.40 
 460 nm   44.60   49.80 
 480 nm   44.40   50.20 
 500 nm   43.90   50.00 
 520 nm   43.40   49.10 
 540 nm   43.00   48.20 
 560 nm   42.50   47.50 
 580 nm   42.20   46.90 
 600 nm   42.10   46.40 
 620 nm   42.00   46.40 
 640 nm   41.90   46.20 
 660 nm   41.70   46.10 
 680 nm   41.60   46.00 
 700 nm   41.20   45.60 
Calculated Relative Intensity Colors of Cupropavonite in Air
Relative
Intensity
   0%   30%   60%   90% 100% 120% 150% 180% 210%
R1                  
R2                  
 

Calculated Properties of Cupropavonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.67 gm/cc
note: Specific Gravity of Cupropavonite =6.73 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PECupropavonite =1,332.82 barns/electron
U=PECupropavonite x rElectron Density=7,562.06 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cupropavonite is Not Radioactive
 

Cupropavonite Classification

Help on  Dana Class: Dana Class: 03.08.10.06 (03)Sulfides - Sulfosalts
  (03.08)where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.08.10)Pavonite Group (Monoclinic: C/2c bismuth sulfosalts)
 
03.08.10.01 Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m
 
03.08.10.02 Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m
 
03.08.10.03 Benjaminite (Ag,Cu)3(Bi,Pb)7S12 C 2/c 2/m
 
03.08.10.04 Mummeite Cu0.58Ag3.11Pb1.10Bi6.65S13 C 2/c 2/m
 
03.08.10.05 Borodaevite Ag5(Bi,Sb)9S16 C 2/c 2/m
 
03.08.10.06 Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m
 
03.08.10.07 Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m
 
03.08.10.08 Kudriavite! (Cd,Pb)Bi2S4 C 2/m 2/m
 
03.08.10.09 IMA2008-058! Ag5Bi13S22 C 2/m 2/m
 
03.08.10.10 IMA2005-036! Cu8Pb4Ag3Bi19S38 C 2/m 2/m
Help on  Strunz Class: Strunz Class: 02.JA.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.J - Sulfosalts of PbS Archetype
  02.JA -Galena derivatives with little or no Pb
 
02.JA.05a Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m
 
02.JA.05a Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m
 
02.JA.05a IMA2005-036! Cu8Pb4Ag3Bi19S38 C 2/m 2/m
 
02.JA.05a IMA2008-058! Ag5Bi13S22 C 2/m 2/m
 

Other Cupropavonite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Cupropavonite :
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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Cupropavonite

AgPbCu2Bi5S10
Dana No: 03.08.10.06 Strunz No: 02.JA.05a
Locality:

 

Notes:

 

 
   
 


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