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Brassite Mineral Data
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General Brassite Information
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 Chemical Formula: |
Mg(AsO3OH)•4(H2O) |
| Composition: |
Molecular Weight = 236.29 gm |
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Magnesium 10.29 % Mg 17.06 % MgO |
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Arsenic 31.71 % As 48.63 % As2O5 |
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Hydrogen 3.84 % H 34.31 % H2O |
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Oxygen 54.17 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mg(AsO3OH)•4(H2O) |
| Environment: |
A rare reaction product of arsenic-rich solutions with Ca-Mg carbonates. |
| IMA Status: |
Approved IMA 1973 |
| Locality: |
From Jachymov (Joachimsthal), Czech Republic. Link to MinDat.org Location Data. |
| Name Origin: |
Honoring Rejane Brasse, who first synthesized the compound. |
| Name Pronunciation: |
Brassite  |
| Synonym: |
ICSD 78 |
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PDF 23-1228 |
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