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Ferrilotharmeyerite Mineral Data
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General Ferrilotharmeyerite Information
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 Chemical Formula: |
Ca(Zn,Cu++)(Fe+++,Zn)(AsO4)2(OH,H2O)2 |
| Composition: |
Molecular Weight = 490.79 gm |
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Calcium 7.35 % Ca 10.28 % CaO |
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Zinc 10.66 % Zn 13.27 % ZnO |
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Iron 10.24 % Fe 14.64 % Fe2O3 |
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Copper 3.88 % Cu 4.37 % Cu2O |
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Arsenic 30.53 % As 46.83 % As2O5 |
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Hydrogen 0.51 % H 4.59 % H2O |
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Lead 4.22 % Pb 4.55 % PbO |
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Oxygen 32.60 % O |
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______ ______ |
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100.00 % 98.53 % = TOTAL OXIDE |
| Empirical Formula: |
Ca0.9Pb0.1Fe3+0.9Zn0.8Cu0.3(AsO4)2(OH)1.5(H2O)0.5 |
| Environment: |
On museum specimens from a dolostone-hosted hydrothermal polymetallic ore deposit. |
| IMA Status: |
Approved IMA 1992 |
| Locality: |
Tsumeb, Namibia. Link to MinDat.org Location Data. |
| Name Origin: |
As the ferric iron analog of lotharmeyerite |
| Synonym: |
ICSD 76614 |
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IMA1986-024 |
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PDF 45-1390 |
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