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Ferrosaponite Mineral Data
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General Ferrosaponite Information
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 Chemical Formula: |
Ca0.3(Fe++,Mg,Fe+++)3(Si,Al)4O10(OH)2•4(H2O) |
| Composition: |
Molecular Weight = 526.49 gm |
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Potassium 0.07 % K 0.09 % K2O |
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Sodium 0.17 % Na 0.24 % Na2O |
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Calcium 2.36 % Ca 3.30 % CaO |
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Magnesium 3.92 % Mg 6.51 % MgO |
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Aluminum 5.18 % Al 9.78 % Al2O3 |
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Iron 22.38 % Fe 21.02 % FeO / 8.64 % Fe2O3 |
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Silicon 15.31 % Si 32.75 % SiO2 |
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Hydrogen 1.98 % H 17.67 % H2O |
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Oxygen 48.62 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca0.31Na0.04K0.01Fe2+1.54Mg0.85Fe3+0.45Si2.87Al1.01Fe3+0.12O9.67(OH)2.33�4(H2O) |
| Environment: |
Hydrothermal mineral. Smectite group |
| IMA Status: |
Approved IMA 2003 (Dana # Added) |
| Locality: |
Levoberezhye "Iceland Spar" deposit near the Nizhnyaya Tunguska River, Evenkiya, Siberia, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named as the Fe2+ dominant analog of saponte. |
| Synonym: |
IMA2002-028 |
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