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Dickinsonite-(NaNa) Mineral Data
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General Dickinsonite-(NaNa) Information
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 Chemical Formula: |
Na2Na4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 |
| Composition: |
Molecular Weight = 2,036.23 gm |
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Sodium 6.77 % Na 9.13 % Na2O |
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Calcium 1.97 % Ca 2.75 % CaO |
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Magnesium 2.39 % Mg 3.96 % MgO |
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Manganese 18.89 % Mn 24.39 % MnO |
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Aluminum 1.33 % Al 2.50 % Al2O3 |
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Iron 10.97 % Fe 14.11 % FeO |
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Phosphorus 18.25 % P 41.83 % P2O5 |
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Hydrogen 0.07 % H 0.66 % H2O |
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Oxygen 38.89 % O |
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Fluorine 0.47 % F 0.47 % F |
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- %
F -0.20 % -O=F2 |
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______ ______ |
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100.00 % 99.61 % = TOTAL OXIDE |
| Empirical Formula: |
Na2Na4CaMn2+7Fe2+4Mg2Al(PO4)11(PO4)(OH)1.5F0.5 |
| IMA Status: |
Not Submitted IMA (Dana # Added) |
| Locality: |
Branchville, Fairfield Co., Connecticut, USA Link to MinDat.org Location Data. |
| Name Origin: |
Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure. |
| Name Pronunciation: |
Dickinsonite-(NaNa) + Pronunciation  |
| Synonym: |
Dickinsonite |
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