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Gedrite Mineral Data
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General Gedrite Information
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 Chemical Formula: |
[ ]Mg5Al2Si6Al2O22(OH)2 |
| Composition: |
Molecular Weight = 783.97 gm |
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Magnesium 15.50 % Mg 25.71 % MgO |
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Aluminum 13.77 % Al 26.01 % Al2O3 |
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Silicon 21.49 % Si 45.98 % SiO2 |
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Hydrogen 0.26 % H 2.30 % H2O |
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Oxygen 48.98 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mg5Al2(Si6Al2O22)(OH)2 |
| IMA Status: |
Valid Species (Pre-IMA) 1836 |
| Locality: |
Heas Valley near Gedres, France. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Gedrite  |
| Synonym: |
ICSD 34833 |
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PDF 13-506 |
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