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Bustamite Mineral Data
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General Bustamite Information
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 Chemical Formula: |
(Mn,Ca)3Si3O9 |
| Composition: |
Molecular Weight = 381.92 gm |
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Calcium 7.87 % Ca 11.01 % CaO |
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Manganese 32.37 % Mn 41.79 % MnO |
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Silicon 22.06 % Si 47.20 % SiO2 |
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Oxygen 37.70 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+2.25Ca0.75Si3O9 |
| Environment: |
In manganese ores formed by metamorphism of manganese-bearing sediments with attendant metasomatism. |
| IMA Status: |
Valid Species (Pre-IMA) 1826 |
| Locality: |
"Type" material, from Tetela de Ocampo, Hidalgo, Mexico, is a mixture. Link to MinDat.org Location Data. |
| Name Origin: |
For General Anastasio Bustamente (1780-1853), of Mexico. |
| Name Pronunciation: |
Bustamite + Pronunciation  |
| Synonym: |
ICSD 34164 |
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PDF 44-1455 |
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