| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Calumetite, Epidote, Quartz |
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| DESCRIPTION: | No. 74832 |
| Mineral: | Calumetite, Epidote, Quartz |
| Locality: | Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite) |
| Description: | Rich specimen with rosettes of bright bluish-green calumetite microcrystals with lustrous transparent olive-green epidote crystals to 0.5 mm with lustrous transparent colorless quartz crystals to 1 mm on the rear. Ex. Julius Weber (1914-2003) collection, principle photographer of the Encyclopedia of Minerals (1974) |
| Overall Size: | 25x18x16 mm |
| Crystals: | micro to 1 mm |
| Archived: | For reference only |
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