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Hemimorphite Mineral Data
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General Hemimorphite Information
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 Chemical Formula: |
Zn4Si2O7(OH)2•(H2O) |
| Composition: |
Molecular Weight = 481.76 gm |
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Zinc 54.29 % Zn 67.58 % ZnO |
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Silicon 11.66 % Si 24.94 % SiO2 |
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Hydrogen 0.84 % H 7.48 % H2O |
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Oxygen 33.21 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Zn4Si2O7(OH)2•(H2O) |
| Environment: |
Veins and beds in stratified calcareous rocks. |
| IMA Status: |
Valid Species (Pre-IMA) 1853 |
| Locality: |
Nerchinak in Transbaikalia, Siberia. Link to MinDat.org Location Data. |
| Name Origin: |
Named after the hemimorphic nature of the crystals. |
| Name Pronunciation: |
Hemimorphite + Pronunciation  |
| Synonym: |
Calamine |
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Galmei |
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ICSD 30012 |
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PDF 5-555 |
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Zinc silicate |
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