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Parwanite Mineral Data
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General Parwanite Information
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 Chemical Formula: |
(Na,K)(Mg,Ca)4Al8(PO4)8(CO3)(OH)7•30H2O |
| Composition: |
Molecular Weight = 1,775.14 gm |
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Potassium 0.55 % K 0.66 % K2O |
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Sodium 0.97 % Na 1.31 % Na2O |
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Calcium 2.26 % Ca 3.16 % CaO |
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Magnesium 4.11 % Mg 6.81 % MgO |
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Aluminum 12.16 % Al 22.98 % Al2O3 |
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Phosphorus 13.96 % P 31.98 % P2O5 |
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Hydrogen 3.80 % H 34.00 % H2O |
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Oxygen 62.19 % O |
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______ ______ |
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100.00 % 100.90 % = TOTAL OXIDE |
| Empirical Formula: |
Na0.75K0.25Mg3CaAl8(PO4)8(OH)7•30(H2O) |
| IMA Status: |
Proposed IMA 2006 |
| Locality: |
Parwan lava cave, 45 km WNW of Melbourne, Victoria, Australia Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Synonym: |
IMA1986-036a |
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