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Tachyhydrite Mineral Data
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General Tachyhydrite Information
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 Chemical Formula: |
CaMg2Cl6•12(H2O) |
| Composition: |
Molecular Weight = 517.59 gm |
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Calcium 7.74 % Ca 10.83 % CaO |
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Magnesium 9.39 % Mg 15.57 % MgO |
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Hydrogen 4.67 % H 41.77 % H2O |
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Chlorine 41.10 % Cl 41.10 % Cl |
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- %
Cl -9.27 % -O=Cl2 |
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Oxygen 37.09 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
CaMg2Cl6•12(H2O) |
| Environment: |
Rare constituent of marine salt deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1856 |
| Locality: |
Stassfurt, Province of Saxony, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
From the Greek for "quick water", in allusion to its ready deliquescence. |
| Name Pronunciation: |
Tachyhydrite + Pronunciation  |
| Synonym: |
ICSD 16434 |
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PDF 34-788 |
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