AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper (naturally crystallized native copper) |
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DESCRIPTION: | No. 73596 |
Mineral: | Copper (naturally crystallized native copper) |
Locality: | Keweenaw Peninsula Copper District, Michigan |
Description: | Slender native copper crystals (naturally occurring copper crystals) with remnants of quartz and epidote matrix trapped in crevices. Areas of the copper has gray-metallic color and may contain silver (requires cleaning to confirm). |
Overall Size: | 23x15x5 mm |
Crystals: | 1-12 mm |
Archived: | For reference only |
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