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Sphalerite : (Zn,Fe2+)S, Chalcopyrite : CuFeS2 | |
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Wheal Friendly (West Wheal Pink), West Wheal Kitty group, St Agnes, St Agnes District, Cornwall, England, UK Sphalerite coating chalcopyrite crystals to 25mm, with quartz. Ian Jones collection, ex Col. Williams collection, collected early 19th century |
| © Ian Jones | Photo ID: 5689 View Count: 346 |
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