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Gravegliaite Mineral Data
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General Gravegliaite Information
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 Chemical Formula: |
Mn++(SO3)•3(H2O) |
| Composition: |
Molecular Weight = 233.00 gm |
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Manganese 42.44 % Mn 54.80 % MnO |
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Hydrogen 2.60 % H 23.20 % H2O |
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Sulfur 13.76 % S 27.50 % SO2 |
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Oxygen 41.20 % O |
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______ ______ |
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100.00 % 105.49 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+1.8(SO3)•3(H2O) |
| Environment: |
Fractures in metamorphosed manganiferous layers in radiolarian cherts in an ophiolite sequence. |
| IMA Status: |
Approved IMA 1991 |
| Locality: |
Gambatesa mine, near Reppia, Val Graveglia, Liguria, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Gravegliaite + Pronunciation  |
| Synonym: |
ICSD 33945 |
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IMA1990-020 |
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PDF 44-1445 |
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