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Carbonate-fluorapatite Mineral Data
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General Carbonate-fluorapatite Information
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 Chemical Formula: |
Ca5(PO4,CO3)3F |
| Composition: |
Molecular Weight = 486.82 gm |
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Calcium 41.16 % Ca 57.60 % CaO |
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Phosphorus 15.91 % P 36.45 % P2O5 |
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Carbon 1.23 % C 4.52 % CO2 |
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Oxygen 37.79 % O |
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Fluorine 3.90 % F 3.90 % F |
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- %
F -1.64 % -O=F2 |
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______ ______ |
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100.00 % 100.82 % = TOTAL OXIDE |
| Empirical Formula: |
Ca5(PO4)2.5(CO3)0.5F |
| Environment: |
Sedimentary and skarn rocks. Discredited by Mineralogical Record, v39:131 |
| IMA Status: |
Discredited IMA 2008 - Valid Species (Pre-IMA) 1906 |
| Locality: |
Wheal Franco, Devonshire, England. Link to MinDat.org Location Data. |
| Name Origin: |
Named as the carbonate and fluorine end-member and from the Greek apatao - "I am misleading." |
| Name Pronunciation: |
Carbonate-fluorapatite + Pronunciation  |
| Synonym: |
Apatite |
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Collophane |
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Dehrnite |
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Francolite |
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ICSD 71854 |
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Lewistonite |
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PDF 31-267 |
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