| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Covellite with Pyrite |
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| DESCRIPTION: | No. 52043 |
| Mineral: | Covellite with Pyrite |
| Locality: | Butte Mining District, Summit Valley, Silver Bow County, Montana |
| Description: | Terminated bladed iridescent blue-black covellite crystals to 15 mm with bright yellow-metallic pyrite crystals to 3 mm on massive pyrite matrix. The covellite crystals formed in a vein allowing complete crystal development. Ex. Peter B. Nalle (1923-2010); acquired in 1982 from Trevillion-Johnson Gems, Butte, Mt. |
| Overall Size: | 6.5x5x4 cm |
| Crystals: | 1-15 mm |
| Archived: | For reference only |
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