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Pyrrhotite Mineral Data
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General Pyrrhotite Information
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 Chemical Formula: |
Fe(1-x)S (x=0-0.17) |
| Composition: |
Molecular Weight = 85.12 gm |
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Iron 62.33 % Fe |
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Sulfur 37.67 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Fe2+0.95S |
| Environment: |
Wide spread occurrences in igneous and metamorphic rocks. |
| IMA Status: |
Valid Species (Pre-IMA) 1835 |
| Locality: |
Sudbury, Ontario, Canada and Santa Eulalia, Chihuahua, Mexico. Link to MinDat.org Location Data. |
| Name Origin: |
From the Greek, phrrhotes, "redness," in allusion to color. |
| Name Pronunciation: |
Pyrrhotite + Pronunciation  |
| Synonym: |
Magnetic pyrites |
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