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Pavonite Mineral Data
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General Pavonite Information
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Chemical Formula: |
(Ag,Cu)(Bi,Pb)3S5 |
Composition: |
Molecular Weight = 882.72 gm |
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Copper 1.80 % Cu |
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Silver 9.16 % Ag |
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Bismuth 53.27 % Bi |
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Lead 17.60 % Pb |
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Sulfur 18.16 % S |
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______ |
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100.00 % |
Empirical Formula: |
Ag0.75Cu0.25Bi2.25Pb0.75S5 |
Environment: |
In hydrothermal vein deposits |
IMA Status: |
Valid Species (Pre-IMA) 1954 |
Locality: |
Bolivar mine, Cerro Bonete, Bolivia. Link to MinDat.org Location Data. |
Name Origin: |
Named from the Latin "pavo", peacock, which honored Professor Martin Alfred Peacock (1898-1950), a Canadian mineralogist. |
Name Pronunciation: |
Pavonite |
Synonym: |
Kitaibelite - Pb-containing pavonite |
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Pavonite Image |
Images:
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Images:
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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 |
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Pavonite Crystallography
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Axial Ratios: |
a:b:c =3.301:1:4.047 |
Cell Dimensions: |
a = 13.333, b = 4.039, c = 16.346, Z = 4; beta = 94.21° V = 877.89 Den(Calc)= 6.68 |
Crystal System: |
Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c |
X Ray Diffraction: |
By Intensity(I/Io): 2.849(1), 3.464(1), 3.594(0.9), |
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Physical Properties of Pavonite
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Cleavage: |
{???} Indistinct |
Color: |
Lead gray, Tin white. |
Density: |
6.8 |
Diaphaneity: |
Opaque |
Habit: |
Bladed - Aggregates of thin lath-like crystals (e.g. kyanite). |
Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. |
Hardness: |
2 - Gypsum |
Luster: |
Metallic |
Streak: |
lead gray |
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Optical Properties of Pavonite
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RL Anisotrophism: |
Strong, in pale to intense blue and light tan to brown.. |
RL Color: |
White. |
RL Pleochroism: |
Strong, gray-pink-white and blue-gray-white in oil. |
Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Pavonite in Air
λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
400 nm |
46.30 |
50.70 |
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420 nm |
46.10 |
50.50 |
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440 nm |
45.90 |
50.30 |
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460 nm |
45.60 |
50.00 |
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480 nm |
45.30 |
49.80 |
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500 nm |
45.00 |
49.50 |
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520 nm |
44.50 |
49.00 |
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540 nm |
44.00 |
48.40 |
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560 nm |
43.40 |
47.80 |
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580 nm |
42.90 |
47.30 |
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600 nm |
42.50 |
47.00 |
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620 nm |
42.20 |
46.70 |
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640 nm |
42.00 |
46.40 |
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660 nm |
41.90 |
46.20 |
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680 nm |
41.70 |
46.00 |
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700 nm |
41.60 |
45.80 |
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Calculated Relative Intensity Colors of Pavonite in Air
Relative Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
R1 |
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R2 |
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Calculated Properties of Pavonite
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Electron Density: |
Bulk Density (Electron Density)=5.61 gm/cc note: Specific Gravity of Pavonite =6.68 gm/cc. |
Fermion Index: |
Fermion Index = 0.04 Boson Index = 0.96 |
Photoelectric: |
PEPavonite =1,369.11 barns/electron U=PEPavonite x rElectron Density=7,682.47 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Pavonite is Not Radioactive |
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Pavonite Classification
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Dana Class: |
03.08.10.01 (03)Sulfides - Sulfosalts |
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(03.08)where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.08.10)Pavonite Group (Monoclinic: C/2c bismuth sulfosalts) |
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03.08.10.01 Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m |
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03.08.10.02 Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m |
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03.08.10.03 Benjaminite (Ag,Cu)3(Bi,Pb)7S12 C 2/c 2/m |
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03.08.10.04 Mummeite Cu0.58Ag3.11Pb1.10Bi6.65S13 C 2/c 2/m |
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03.08.10.05 Borodaevite Ag5(Bi,Sb)9S16 C 2/c 2/m |
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03.08.10.06 Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m |
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03.08.10.07 Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m |
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03.08.10.08 Kudriavite! (Cd,Pb)Bi2S4 C 2/m 2/m |
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03.08.10.09 IMA2008-058! Ag5Bi13S22 C 2/m 2/m |
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03.08.10.10 IMA2005-036! Cu8Pb4Ag3Bi19S38 C 2/m 2/m |
Strunz Class: |
02.JA.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.J - Sulfosalts of PbS Archetype |
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02.JA -Galena derivatives with little or no Pb |
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02.JA.05a Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m |
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02.JA.05a Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m |
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02.JA.05a IMA2005-036! Cu8Pb4Ag3Bi19S38 C 2/m 2/m |
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02.JA.05a IMA2008-058! Ag5Bi13S22 C 2/m 2/m |
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Other Pavonite Information
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References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
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
15 - WWW-MINCRYST
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Print or Cut-and-Paste your Pavonite Specimen Label here :
Pavonite
(Ag,Cu)(Bi,Pb)3S5
Dana No: 03.08.10.01 Strunz No: 02.JA.05a
Locality:
Notes:
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