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Obradovicite Mineral Data
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General Obradovicite Information
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 Chemical Formula: |
H4(K,Na)Cu++Fe+++2(AsO4)(MoO4)5•12(H2O) |
| Composition: |
Molecular Weight = 1,257.18 gm |
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Potassium 2.18 % K 2.62 % K2O |
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Sodium 0.37 % Na 0.49 % Na2O |
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Iron 0.80 % Fe 1.14 % Fe2O3 |
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Copper 5.05 % Cu 5.69 % Cu2O |
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Molybdenum 38.16 % Mo 57.25 % MoO3 |
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Arsenic 5.96 % As 9.14 % As2O5 |
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Hydrogen 2.18 % H 19.49 % H2O |
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Oxygen 45.31 % O |
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______ ______ |
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100.00 % 95.83 % = TOTAL OXIDE |
| Empirical Formula: |
H4K0.7Na0.2CuFe3+0.18(AsO4)(MoO4)5•11.6(H2O) |
| Environment: |
Secondary mineral in the oxidized zone of a Cu-Mo deposit. |
| IMA Status: |
Approved IMA 1986 |
| Locality: |
Chuquicamata, Antofagasta, Chile. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Martin T. Obradovic, who provided the type material. |
| Name Pronunciation: |
Obradovicite + Pronunciation  |
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