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Selenopolybasite Mineral Data
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General Selenopolybasite Information
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 Chemical Formula: |
[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2] |
| Composition: |
Molecular Weight = 2,378.81 gm |
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Zinc 0.03 % Zn |
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Iron 0.07 % Fe |
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Copper 3.21 % Cu |
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Silver 66.52 % Ag |
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Bismuth 0.09 % Bi |
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Antimony 9.52 % Sb |
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Arsenic 0.60 % As |
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Lead 0.09 % Pb |
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Selenium 8.46 % Se |
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Sulfur 11.42 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Ag5.67Cu0.2Bi0.01Pb0.01Zn0.01Fe2+0.03Sb1.86As0.19S6.68Se0.34Ag9CuS1.79Se0.21Se2 |
| Environment: |
Pearceite-polybasite group |
| IMA Status: |
Approved IMA 2006 (Dana # Added) |
| Locality: |
De Lamar mine, Owyhee County, Idaho, U.S.A. Link to MinDat.org Location Data. |
| Name Origin: |
Named as the selenium dominant analogue of polybasite. |
| Synonym: |
IMA2006-053 |
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Selenopolybasite-Tac |
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