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Spessartine Mineral Data
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General Spessartine Information
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 Chemical Formula: |
Mn++3Al2(SiO4)3 |
| Composition: |
Molecular Weight = 495.03 gm |
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Manganese 33.29 % Mn 42.99 % MnO |
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Aluminum 10.90 % Al 20.60 % Al2O3 |
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Silicon 17.02 % Si 36.41 % SiO2 |
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Oxygen 38.78 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+3Al2(SiO4)3 |
| Environment: |
Magmatic, metamorphic, and pegmatitic rocks. |
| IMA Status: |
Valid Species (Pre-IMA) 1832 |
| Locality: |
Aschaffenburg, Spessart Mountains, Bavaria, Germany Link to MinDat.org Location Data. |
| Name Origin: |
Named after its locality. |
| Name Pronunciation: |
Spessartine + Pronunciation  |
| Synonym: |
Spessartite |
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