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Grattarolaite Mineral Data
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General Grattarolaite Information
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 Chemical Formula: |
Fe+++3O3(PO4) |
| Composition: |
Molecular Weight = 310.51 gm |
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Iron 53.96 % Fe 77.14 % Fe2O3 |
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Phosphorus 9.98 % P 22.86 % P2O5 |
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Oxygen 36.07 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+3O3(PO4) |
| Environment: |
As nodules about 1 cm in diameter with cavities lined with aggregates up to 1 mm long. |
| IMA Status: |
Approved IMA 1995 (Dana # Added) |
| Locality: |
The Castelnovo mine, Santa Barbara lignite area, Upper Arno River Vally, 30 km SE of Florence, Italy Link to MinDat.org Location Data. |
| Name Origin: |
For Giuseppe Grattarola (1905-1988), professor of mineralogy at the University of Florence, Italy. |
| Name Pronunciation: |
Grattarolaite + Pronunciation  |
| Synonym: |
ICSD 36207 |
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IMA1995-037 |
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PDF 37-61 |
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