| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper (naturally crystallized native copper) with Tenorite coating |
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| DESCRIPTION: | No. 74993 |
| Mineral: | Copper (naturally crystallized native copper) with Tenorite coating |
| Locality: | Phoenix Mine, Keweenaw Peninsula Copper District, Michigan |
| Description: | Arborescent formation of metallic native copper crystals (naturally occurring copper crystals) to 3 mm with overgrowth of black tenorite microcrystals. |
| Overall Size: | 22x14x10 mm |
| Crystals: | micro to 3 mm |
| Archived: | For reference only |
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