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Copiapite : Fe2+Fe3+4[OH|(SO4)3]2 · 20H2O, Pyrite : FeS2, Quartz : SiO2 | |
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La Brévenne, Bessenay, Sain-Bel, L'Arbresle, Rhône, Rhône-Alpes, France Fine aggregates on pyrite and quartz Copiapite forms in oxydation zones of sulfides déposits Field of view : 5 millimetres Collection & photo Erik PERNA |
| © Erik PERNA | Photo ID: 190412 View Count: 85 |
Pyrite : FeS2 | |
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La Brévenne, Bessenay, Sain-Bel, L'Arbresle, Rhône, Rhône-Alpes, France Pyrite in the middle of the filonnets of quartzite Field of view : 5 millimetres Collection & photo Erik PERNA. |
| © Erik PERNA | Photo ID: 190411 View Count: 39 |
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