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Whiteite-(MnFeMg) Mineral Data
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General Whiteite-(MnFeMg) Information
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 Chemical Formula: |
(Mn++,Ca)(Fe++,Mn++)Mg2Al2(PO4)4(OH)2•8(H2O) |
| Composition: |
Molecular Weight = 767.44 gm |
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Calcium 1.31 % Ca 1.83 % CaO |
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Magnesium 6.33 % Mg 10.50 % MgO |
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Manganese 7.16 % Mn 9.24 % MnO |
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Aluminum 7.03 % Al 13.29 % Al2O3 |
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Iron 5.46 % Fe 7.02 % FeO |
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Phosphorus 16.14 % P 36.99 % P2O5 |
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Hydrogen 2.36 % H 21.13 % H2O |
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Oxygen 54.20 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+0.75Ca0.25Fe2+0.75Mn2+0.25Mg2Al2(PO4)4(OH)2�8(H2O) |
| Environment: |
In pegmatites. |
| IMA Status: |
Approved IMA 1978 |
| Locality: |
Ilha de Taquaral, Minas Gerias, Brazil. Link to MinDat.org Location Data. |
| Name Origin: |
Named for John S. White, Jr. (1933-), former editor of the Mineralogical Record and professional curator of minerals and gems. |
| Name Pronunciation: |
Whiteite-(MnFeMg)  |
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