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Achavalite Mineral Data
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General Achavalite Information
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 Chemical Formula: |
FeSe |
| Composition: |
Molecular Weight = 134.81 gm |
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Iron 41.43 % Fe |
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Selenium 58.57 % Se |
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______ |
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100.00 % |
| Empirical Formula: |
Fe2+Se |
| Environment: |
Same as synthetic delta-Fe7S8 with niccolite structure type. Needs additional work. |
| IMA Status: |
Valid Species (Pre-IMA) 1939 (Dana # Added) |
| Locality: |
Cerro de Cacheuta, Mendoza, Argentina. Link to MinDat.org Location Data. |
| Name Origin: |
Named for L. Achaval. |
| Synonym: |
ICSD 29308 |
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PDF 26-795 |
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