| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Pyrite with Chalcocite coating plus Quartz |
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| DESCRIPTION: | No. 81556 |
| Mineral: | Pyrite with Chalcocite coating plus Quartz |
| Locality: | Milpillas Mine, Cuitaca, Sonora, Mexico |
| Description: | Complex lustrous yellow-metallic pyrite crystals to 18 mm, with thin bluish gray-metallic surface coating of chalcocite on select pyrite crystals, in white dickite clay-rich matrix, with lustrous transparent colorless quartz crystals to 3 mm. Collected in 2015. Analysis of coating performed from Ben Grguric at South Australian Museum |
| Overall Size: | 5.5x5.5x4.5 cm |
| Crystals: | 1-18 mm |
| Archived: | For reference only |
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