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Tetraferriphlogopite Mineral Data
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General Tetraferriphlogopite Information
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 Chemical Formula: |
KMg3Fe+++Si3O10(OH)2 |
| Composition: |
Molecular Weight = 446.13 gm |
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Potassium 8.76 % K 10.56 % K2O |
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Magnesium 16.34 % Mg 27.10 % MgO |
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Iron 12.52 % Fe 17.90 % Fe2O3 |
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Silicon 18.89 % Si 40.40 % SiO2 |
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Hydrogen 0.45 % H 4.04 % H2O |
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Oxygen 43.04 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
KMg3Fe3+Si3O10(OH)2 |
| IMA Status: |
Proposed IMA (Dana # Added) |
| Locality: |
Link to MinDat.org Location Data. |
| Name Origin: |
Named as the Fe3+ analog of phlogopite. |
| Synonym: |
Ferri-phlogopite |
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Tetra-ferriphlogopite - Renamed Tetraferriphlogopite by Mineralogical Record, v39 (2008), p131 |
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