| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Chalcopyrite |
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| DESCRIPTION: | No. 33654 |
| Mineral: | Chalcopyrite |
| Locality: | Mountain Con Mine, 4200' level, Butte District, Silver Bow County, Montana |
| Description: | Large ore specimen of massive chalcopyrite with brassy surface luster and color. An old label on the rear lists the analysis of the copper, iron, sulfur content. Ex. John A. Rorer, Jr. collection #055; gift from The Anaconda Copper Co. in March 1955. |
| Overall Size: | 13x9x4.5 cm |
| Crystals: | |
| Archived: | For reference only |
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