| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Chalcocite, Enargite, Pyrite |
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| DESCRIPTION: | No. 33635 |
| Mineral: | Chalcocite, Enargite, Pyrite |
| Locality: | Leonard Mine, 3000' level, Butte Mining District, Summit Valley, Silver Bow County, Montana |
| Description: | Heavy specimen of massive dark gray chalcocite with bright pyrite crystals up to 1 mm and many vugs in milky quartz with lustrous enargite crystals to 1 mm. Specimen collected by Anaconda geologist. Ex. John A. Rorer, Jr. collection #038; Ex, Anaconda Copper Mining Co. with geologist label. |
| Overall Size: | 9x9x6 cm |
| Crystals: | .5-1 mm |
| Archived: | For reference only |
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