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IMA2008-053 Mineral Data
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General IMA2008-053 Information
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 Chemical Formula: |
Cu7Pb27Bi25S68 |
| Composition: |
Molecular Weight = 8,264.22 gm |
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Copper 5.38 % Cu |
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Bismuth 63.22 % Bi |
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Lead 5.01 % Pb |
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Sulfur 26.38 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Cu7Pb2Bi25S68 |
| Environment: |
Cu end-member of a solid solution series with neyite |
| IMA Status: |
Proposed IMA 2009 (Dana # Added) |
| Locality: |
Baita Bihor, Romania Link to MinDat.org Location Data. |
| Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
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IMA2008-053 Crystallography
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| Axial Ratios: |
a:b:c =9.2358:1:10.7441 |
| Cell Dimensions: |
a = 37.432, b = 4.0529, c = 43.545, Z = 4; beta = 108.803° V = 6,253.58 Den(Calc)= 8.78 |
| Crystal System: |
Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/m |
| X Ray Diffraction: |
By Intensity(I/Io): 2.867(1), 3.735(0.96), 3.347(0.84),2.027(0.81), 2.956(0.77), 3.464(0.53), 3.507(0.5), 2.925(0.46), |
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Calculated Properties of IMA2008-053
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| Electron Density: |
Bulk Density (Electron Density)=7.50 gm/cc
note: Specific Gravity of IMA2008-053 =8.78 gm/cc.
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| Fermion Index: |
Fermion Index = 0.01
Boson Index = 0.99 |
| Photoelectric: |
PEIMA2008-053 =1,285.28 barns/electron
U=PEIMA2008-053 x rElectron Density=9,640.43 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
IMA2008-053 is Not Radioactive |
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IMA2008-053 Classification
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| Dana Class: |
03.05.01.02 (03)Sulfides - Sulfosalts |
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(03.05)where 2.5 < z/y < 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.05.01)Dana Group |
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03.05.01.01 Neyite AgCu3Pb12.5Bi13S34 C 2/m 2/m |
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03.05.01.02 IMA2008-053! Cu7Pb27Bi25S68 C 2/m 2/m |
| Strunz Class: |
02.JB.25i 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.JB -Galena derivatives, with Pb |
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02.JB.25i Neyite AgCu3Pb12.5Bi13S34 C 2/m 2/m |
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02.JB.25i IMA2008-053! Cu7Pb27Bi25S68 C 2/m 2/m |
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Other IMA2008-053 Information
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| See Also: |
Links to other databases for IMA2008-053 :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - Mineralienatlas (Deutsch)
7 - Online Mineral Museum
8 - Ruff.Info
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Print or Cut-and-Paste your IMA2008-053 Specimen Label here :
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IMA2008-053
Cu7Pb27Bi25S68
Dana No: 03.05.01.02 Strunz No: 02.JB.25i
Locality:
Notes:
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