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Polybasite Mineral Data
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General Polybasite Information
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 Chemical Formula: |
[Ag9CuS4] [(Ag,Cu)6(Sb,As)2S7] |
| Composition: |
Molecular Weight = 2,154.03 gm |
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Copper 8.85 % Cu |
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Silver 65.10 % Ag |
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Antimony 7.07 % Sb |
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Arsenic 2.61 % As |
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Sulfur 16.38 % S |
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100.00 % |
| Empirical Formula: |
Ag9CuS4Ag4Cu2Sb1.25As0.75S7 |
| Environment: |
In silver viens of low to moderate temperature of formation. |
| IMA Status: |
Valid Species (Pre-IMA) 1829 |
| Locality: |
Common world wide. Link to MinDat.org Location Data. |
| Name Origin: |
From the Greek, poly, "many" and basis, "a base" in allusion to the basic character of the compound. |
| Name Pronunciation: |
Polybasite + Pronunciation  |
| Synonym: |
Polybasite-M2a2b2c - Suggested nomenclature from AmMin v92:918 |
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Polybasite-T2ac - Suggested nomenclature from AmMin v92:918 |
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