| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Pyrite with Chalcocite coating |
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| DESCRIPTION: | No. 68693 |
| Mineral: | Pyrite with Chalcocite coating |
| Locality: | Milpillas Mine, Cuitaca, Sonora, Mexico |
| Description: | Large complex pyrite crystal in contrasting white clay-rich matrix. The gray color is caused by a coating of chalcocite, similar to the ducktownite crystals from Chino, NM. The pyrite crystal is incomplete on the rear. Collected in 2015. Analysis of coating performed from Ben Grguric at South Australian Museum |
| Overall Size: | 3.5x2.5x2 cm |
| Crystals: | 20 mm |
| Archived: | For reference only |
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