| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Pyrite with Chalcocite coating |
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| DESCRIPTION: | No. 73819 |
| Mineral: | Pyrite with Chalcocite coating |
| Locality: | Milpillas Mine, Cuitaca, Sonora, Mexico |
| Description: | Lustrous gray-metallic pyrite crystal exposed on the face of white clay-quartz matrix. The pyrite crystal gray color is caused by a thin chalcocite coating. The pyrite crystal has cubic, dodecahedral, trapezohedral and diploid faces. Collected in 2015. Analysis of coating performed from Ben Grguric at South Australian Museum |
| Overall Size: | 38x32x18 mm |
| Crystals: | 18 mm |
| Archived: | For reference only |
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