| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper in Calcite |
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| DESCRIPTION: | No. 18571 |
| Mineral: | Copper in Calcite |
| Locality: | Mass Mine, Ontonagon County, Michigan |
| Description: | V-shaped vein lined with native copper and calcite crystals. The calcite crystals have copper included within. Very clean, the calcite has been cleaned with acid to remove surface coating. On one end is a large 5 cm calcite crystal. |
| Overall Size: | 9x7x6 cm |
| Crystals: | 2-50 mm |
| Archived: | For reference only |
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