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Lawrencite Mineral Data
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General Lawrencite Information
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 Chemical Formula: |
(Fe++,Ni)Cl2 |
| Composition: |
Molecular Weight = 127.46 gm |
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Iron 32.86 % Fe 42.27 % FeO |
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Nickel 11.51 % Ni 14.65 % NiO |
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Chlorine 55.63 % Cl 55.63 % Cl |
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- % Cl -12.55 % -O=Cl2
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe2+0.75Ni0.25Cl2 |
| Environment: |
Terrestrial alteration of meteoritic iron. |
| IMA Status: |
Valid Species (Pre-IMA) 1877 |
| Locality: |
Tazewell, Ovifak, Canyon Diablo, and other iron meteorites. Link to MinDat.org Location Data. |
| Name Origin: |
Named for John Lawrence Smith (1818-1883), American chemist, mineralogist, and student of meteorites, who discovered the mineral. |
| Name Pronunciation: |
Lawrencite + Pronunciation  |
| Synonym: |
ICSD 4059 |
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PDF 1-1106 |
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