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Whitlockite Mineral Data
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General Whitlockite Information
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 Chemical Formula: |
Ca9(Mg,Fe++)(PO4)6(PO3OH) |
| Composition: |
Molecular Weight = 1,071.45 gm |
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Calcium 33.66 % Ca 47.10 % CaO |
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Magnesium 1.59 % Mg 2.63 % MgO |
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Iron 2.61 % Fe 3.35 % FeO |
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Phosphorus 20.24 % P 46.37 % P2O5 |
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Hydrogen 0.09 % H 0.84 % H2O |
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Oxygen 41.81 % O |
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______ ______ |
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100.00 % 100.30 % = TOTAL OXIDE |
| Empirical Formula: |
Ca9Mg0.7Fe2+0.5(PO4)6(PO3OH) |
| Environment: |
Secondary mineral in complex zoned granite pegmatites. |
| IMA Status: |
Valid Species (Pre-IMA) 1941 |
| Locality: |
Palermo #1 mine, near North Groton, Grafton County, New Hampshire, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Herbert Percy Whitlock (1868-1948), American mineralogist, Curator, American Museum of Natural History, New York City, NY, USA. |
| Name Pronunciation: |
Whitlockite + Pronunciation  |
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