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Mendozite Mineral Data
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General Mendozite Information
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 Chemical Formula: |
NaAl(SO4)2•11(H2O) |
| Composition: |
Molecular Weight = 440.27 gm |
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Sodium 5.22 % Na 7.04 % Na2O |
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Aluminum 6.13 % Al 11.58 % Al2O3 |
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Hydrogen 5.04 % H 45.01 % H2O |
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Sulfur 14.57 % S 36.37 % SO3 |
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Oxygen 69.05 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
NaAl(SO4)2•11(H2O) |
| Environment: |
Oxidation of pyrite in reaction with clays, |
| IMA Status: |
Valid Species (Pre-IMA) 1868 |
| Locality: |
"San Juan, near Mendoza" [probably meaning Mendoza Province; the original occurrence appears lost.], Argintina. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Mendozite + Pronunciation  |
| Synonym: |
ICSD 26005 |
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PDF 22+475 |
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