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Nafertisite Mineral Data
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General Nafertisite Information
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 Chemical Formula: |
Na3(Fe++,Fe+++)6(Ti2Si12O34)(O,OH)7•2(H2O) |
| Composition: |
Molecular Weight = 1,530.61 gm |
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Sodium 4.51 % Na 6.07 % Na2O |
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Titanium 6.26 % Ti 10.44 % TiO2 |
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Iron 21.89 % Fe 21.12 % FeO / 7.82 % Fe2O3 |
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Silicon 22.02 % Si 47.11 % SiO2 |
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Hydrogen 0.38 % H 3.38 % H2O |
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Oxygen 44.95 % O |
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______ ______ |
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100.00 % 95.95 % = TOTAL OXIDE |
| Empirical Formula: |
Na3Fe2+4.5Fe3+1.5Ti2Si12O39.25(OH)1.75�2(H2O) |
| IMA Status: |
Approved IMA 1995 (Dana # Added) |
| Locality: |
Link to MinDat.org Location Data. |
| Name Origin: |
Named for the elements, NAtrium, FERrus and FERric, and TIanium. |
| Name Pronunciation: |
Nafertisite + Pronunciation  |
| Synonym: |
ICSD 82768 |
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IMA1994-007 |
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PDF 49-1819 |
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