| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper, Calcite, Epidote |
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| DESCRIPTION: | No. 39898 |
| Mineral: | Copper, Calcite, Epidote |
| Locality: | Tamarack Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan |
| Description: | Crystallized vein in brown basalt lined with native copper crystals up to 7 mm long, transparent, colorless calcite crystals (many included with copper) up to 4 mm long with translucent green epidote microcrystals. Ex. James Underhill collection #14 |
| Overall Size: | 10x7x6 cm |
| Crystals: | 0.5-7.0 mm |
| Archived: | For reference only |
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