| 1. | Clinoclore, pennantite, and chamosite are the most common varieties.
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| 2. | Chamosite may be found in occurrence with other chlorite minerals.
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| 3. | Chamosite may be greenish gray or brown in color.
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| 4. | Chamosite is a mineral from which elements may be extracted for commercial purpose.
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| 5. | Greenalite occurs with quartz, stilpnomelane, siderite, chamosite, pyrite and minnesotaite.
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| 6. | Chamosite is a relatively uncommon mineral in nature.
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| 7. | In 1820, Pierre Bertier; a mineralogist and mining engineer from Nemours, France, discovered chamosite.
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| 8. | Chamosite is named after the municipality of Chamoson, between Sion and Martigny, the canton of Valais, Switzerland.
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| 9. | In 1919, Smyth showed that a green mineral in the Clinton ores was chamosite and also a primary sediment.
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| 10. | Early chamosite ( which are chlorites ) stirred some controversy after they discovered to have possessed the structure of kaolin rather than chlorite.
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