| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Silver and Copper (half-breed) |
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| DESCRIPTION: | No. 56454 |
| Mineral: | Silver and Copper (half-breed) |
| Locality: | Caledonia Mine, Keweenaw Peninsula Copper District, Ontonagon County, Michigan |
| Description: | Silver-metallic native silver crystals to 5 mm intermixed with red-metallic native copper and minor colorless quartz. The surfaces of the silver have fine patterns indicating it crystallized with surrounding calcite that dissolved away. |
| Overall Size: | 27x20x13 mm |
| Crystals: | 1-5 mm |
| Archived: | For reference only |
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