Mineralogy Database

Pavonite Mineral Data

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General Pavonite Information

Help on Chemical  Formula: Chemical Formula: (Ag,Cu)(Bi,Pb)3S5
Help on Composition: Composition: Molecular Weight = 882.72 gm
   Copper    1.80 %  Cu
   Silver    9.16 %  Ag
   Bismuth  53.27 %  Bi
   Lead     17.60 %  Pb
   Sulfur   18.16 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ag0.75Cu0.25Bi2.25Pb0.75S5
Help on Environment: Environment: In hydrothermal vein deposits
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1954
Help on Locality: Locality: Bolivar mine, Cerro Bonete, Bolivia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Latin "pavo", peacock, which honored Professor Martin Alfred Peacock (1898-1950), a Canadian mineralogist.
Help on Name Pronunciation: Name Pronunciation: Pavonite Say PAVONITE
Help on Synonym: Synonym: Kitaibelite - Pb-containing pavonite

Pavonite Image

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Comments: Silvery metallic pavonite masses with brassy pyrite.
Location: Alaska Mine, San Juan County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Pavonite   Kitaibelite

Comments: Steel-gray metallic massive pavonite (kitaibelite is discredited as Pb-bearing pavonite).
Location: Near Charcas, San Luis Potosi, Mexico. Scale: See Image.
© Rruff Database

Pavonite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =3.301:1:4.047
Help on Cell Dimensions: Cell Dimensions: a = 13.333, b = 4.039, c = 16.346, Z = 4; beta = 94.21° V = 877.89 Den(Calc)= 6.68
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.849(1), 3.464(1), 3.594(0.9),

Physical Properties of Pavonite

Help on Cleavage: Cleavage: {???} Indistinct
Help on Color: Color: Lead gray, Tin white.
Help on Density: Density: 6.8
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Metallic
Help on Streak: Streak: lead gray

Optical Properties of Pavonite

Help on RL Anisotrophism: RL Anisotrophism: Strong, in pale to intense blue and light tan to brown..
Help on RL Color: RL Color: White.
Help on RL Pleochroism: RL Pleochroism: Strong, gray-pink-white and blue-gray-white in oil.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Pavonite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   46.30   50.70 
 420 nm   46.10   50.50 
 440 nm   45.90   50.30 
 460 nm   45.60   50.00 
 480 nm   45.30   49.80 
 500 nm   45.00   49.50 
 520 nm   44.50   49.00 
 540 nm   44.00   48.40 
 560 nm   43.40   47.80 
 580 nm   42.90   47.30 
 600 nm   42.50   47.00 
 620 nm   42.20   46.70 
 640 nm   42.00   46.40 
 660 nm   41.90   46.20 
 680 nm   41.70   46.00 
 700 nm   41.60   45.80 
Calculated Relative Intensity Colors of Pavonite in Air
   0%   30%   60%   90% 100% 120% 150% 180% 210%

Calculated Properties of Pavonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.61 gm/cc
note: Specific Gravity of Pavonite =6.68 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEPavonite =1,369.11 barns/electron
U=PEPavonite x rElectron Density=7,682.47 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Pavonite is Not Radioactive

Pavonite Classification

Help on  Dana Class: Dana Class: (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) Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m Benjaminite (Ag,Cu)3(Bi,Pb)7S12 C 2/c 2/m Mummeite Cu0.58Ag3.11Pb1.10Bi6.65S13 C 2/c 2/m Borodaevite Ag5(Bi,Sb)9S16 C 2/c 2/m Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m Kudriavite! (Cd,Pb)Bi2S4 C 2/m 2/m IMA2008-058! Ag5Bi13S22 C 2/m 2/m 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 Pavonite Information

Help on References: References: PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Pavonite :
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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Dana No: Strunz No: 02.JA.05a





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