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Natrodufrenite Mineral Data
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General Natrodufrenite Information
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 Chemical Formula: |
Na(Fe+++,Fe++)(Fe+++,Al)5(PO4)4(OH)6•2(H2O) |
| Composition: |
Molecular Weight = 786.50 gm |
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Sodium 1.75 % Na 2.36 % Na2O |
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Aluminum 3.09 % Al 5.83 % Al2O3 |
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Iron 34.44 % Fe 0.46 % FeO / 48.73 % Fe2O3 |
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Phosphorus 14.97 % P 34.29 % P2O5 |
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Hydrogen 1.20 % H 10.77 % H2O |
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Oxygen 44.55 % O |
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______ ______ |
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100.00 % 102.44 % = TOTAL OXIDE |
| Empirical Formula: |
Na0.6Fe3+0.7Fe2+0.05Fe3+4.1Al0.9(PO4)3.8(OH)4(H2O)2.7 |
| Environment: |
Low-temperature secondary mineral. |
| IMA Status: |
Approved IMA 1982 |
| Locality: |
Rochefort-en-Terre, Morbihan, France. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the essential sodium, (NATRium) and its relationship to dufrenite. |
| Name Pronunciation: |
Natrodufrenite + Pronunciation  |
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