AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Arizona > Copper (crystallized) |
DESCRIPTION: | No. 56051 |
Mineral: | Copper (crystallized) |
Locality: | Cornelia Mine, Ajo, Pima County, Arizona |
Description: | Sharp metallic native copper crystals in flat arborescent formation that crystallized in a narrow fracture that restricted crystallization. The copper crystals have surface patterns indicating they are twinned following the Spinel Law of twinning. |
Overall Size: | 5x3x0.8 cm |
Crystals: | 1-15 mm |
Archived: | For reference only |
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