Pyrite with Chalcocite coating from Milpillas Mine, Cuitaca, Sonora, Mexico
| DESCRIPTION: | No. 75676
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| Mineral: | Pyrite with Chalcocite coating
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| Locality: | Milpillas Mine, Cuitaca, Sonora, Mexico |
| Description: | Unusual dense cluster of many gray-metallic pyrite crystals with white clay matrix between the crystals. One pyrite crystal measures 32 mm across (large for the locality). The pyrite gray color is caused by a thin coating of chalcocite. Collected in 2015. Analysis of coating performed from Ben Grguric at South Australian Museum |
| Overall Size: | 6.5x5.5x4 cm |
| Crystals: | 3-32 mm |
| Archived: | For reference only |
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