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Ungemachite Mineral Data
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General Ungemachite Information
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 Chemical Formula: |
K3Na8Fe+++(SO4)6(NO3)2•6(H2O) |
| Composition: |
Molecular Weight = 1,165.54 gm |
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Potassium 10.06 % K 12.12 % K2O |
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Sodium 15.78 % Na 21.27 % Na2O |
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Iron 4.79 % Fe 6.85 % Fe2O3 |
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Hydrogen 1.04 % H 9.27 % H2O |
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Sulfur 16.51 % S 41.22 % SO3 |
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Nitrogen 2.40 % N 9.27 % N2O5 |
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Oxygen 49.42 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
K3Na8Fe3+(SO4)6(NO3)2•6(H2O) |
| IMA Status: |
Valid Species (Pre-IMA) 1936 |
| Locality: |
Chuquicamata, Antofagasta, Chile. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Henri-Leon Ungemach (1879-1936), French mineralogist and crystallographer. Secretary of the French Society of Mineralogy from 1919 to 1934. |
| Name Pronunciation: |
Ungemachite + Pronunciation  |
| Synonym: |
ICSD 201917 |
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PDF 20-1326 |
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