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Zalesiite Mineral Data
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General Zalesiite Information
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 Chemical Formula: |
(Ca,Y)Cu6[(AsO4)2(AsO3OH)(OH)6]•3(H2O) |
| Composition: |
Molecular Weight = 1,004.97 gm |
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Calcium 3.19 % Ca 4.46 % CaO |
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Yttrium 1.77 % Y 2.25 % Y2O3 |
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Copper 37.94 % Cu 47.49 % CuO |
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Arsenic 22.37 % As 34.31 % As2O5 |
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Hydrogen 1.30 % H 11.65 % H2O |
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Oxygen 33.43 % O |
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______ ______ |
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100.00 % 100.16 % = TOTAL OXIDE |
| Empirical Formula: |
Ca0.8Y0.2Cu6(AsO4)2(AsO3OH)(OH)6•3(H2O) |
| Environment: |
Oxidation product of chalcopyrite The calcium and arsenate dominant member of the mixite group. |
| IMA Status: |
Approved IMA 1997 (Dana # Added) |
| Locality: |
Zalesi (formerly Valdek) uranium deposit near Javornik, northern Moravia, Czech Republic. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Synonym: |
IMA1997-009 |
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