| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper in Conglomerate |
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| DESCRIPTION: | No. 10046 |
| Mineral: | Copper in Conglomerate |
| Locality: | Calumet & Hecla Mine, Keweenaw Peninsula, Houghton County, Michigan |
| Description: | A classic specimen from the well-known Hecla conglomerate load, this is scattered native copper crystals mixed in reddish conglomerate. With label from Ward's, ex. Kessler collection. Ex. Cilen collection #11349 |
| Overall Size: | 8x5x4 cm |
| Crystals: | 1-3 mm |
| Archived: | For reference only |
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