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Fibroferrite Mineral Data
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General Fibroferrite Information
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 Chemical Formula: |
Fe+++(SO4)(OH)•5(H2O) |
| Composition: |
Molecular Weight = 258.99 gm |
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Iron 21.56 % Fe 30.83 % Fe2O3 |
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Hydrogen 4.28 % H 38.26 % H2O |
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Sulfur 12.38 % S 30.91 % SO3 |
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Oxygen 61.78 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+(SO4)(OH)•5(H2O) |
| IMA Status: |
Valid Species (Pre-IMA) 1833 |
| Locality: |
Tierra Amarilla, Copiapo, Chile. Link to MinDat.org Location Data. |
| Name Origin: |
From the Latin, fibra, meaning "fibre" and ferrum, meaning "iron." |
| Name Pronunciation: |
Fibroferrite + Pronunciation  |
| Synonym: |
ICSD 100721 |
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PDF 38-481 |
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Stypticite |
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