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Bendadaite Mineral Data
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General Bendadaite Information
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Chemical Formula: |
Fe++Fe+++2(AsO4)2(OH)2•4H2O |
Composition: |
Molecular Weight = 551.46 gm |
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Iron 30.38 % Fe 13.03 % FeO / 28.96 % Fe2O3 |
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Arsenic 27.17 % As 41.68 % As2O5 |
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Hydrogen 1.83 % H 16.33 % H2O |
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Oxygen 40.62 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Fe2+Fe3+2(AsO4)2(OH)2•4(H2O) |
Environment: |
Whitmoreite group |
IMA Status: |
Proposed IMA 2007 (Dana # Added) |
Locality: |
Bendada near Guarda, province Beira Alta, central Portugal Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality |
Synonym: |
IMA1998-053a |
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