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Wallkilldellite-(Fe) Mineral Data
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General Wallkilldellite-(Fe) Information
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 Chemical Formula: |
(Ca,Cu)4Fe6[(As,Si)O4]4(OH)8•18(H2O) |
| Composition: |
Molecular Weight = 1,506.74 gm |
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Calcium 9.58 % Ca 13.40 % CaO |
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Iron 22.24 % Fe 28.61 % FeO |
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Copper 1.69 % Cu 2.11 % CuO |
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Silicon 0.56 % Si 1.20 % SiO2 |
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Arsenic 18.40 % As 28.22 % As2O5 |
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Hydrogen 2.94 % H 26.30 % H2O |
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Oxygen 44.60 % O |
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______ ______ |
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100.00 % 99.84 % = TOTAL OXIDE |
| Empirical Formula: |
Ca3.6Cu0.4Fe2+6(AsO4)3.7(SiO4)0.3(OH)8�18(H2O) |
| Environment: |
Occurs as an oxidation product in a Cu, Ag mine. |
| IMA Status: |
Approved IMA 1998 (Dana # Added) |
| Locality: |
Roua mine (Alpes-Maritimes, France) Link to MinDat.org Location Data. |
| Name Origin: |
Named as the Fe++ dominant analog of wallkilldellite. |
| Name Pronunciation: |
Wallkilldellite-(Fe) + Pronunciation  |
| Synonym: |
IMA1997-032 |
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