| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Pyrite |
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| DESCRIPTION: | No. 34480 |
| Mineral: | Pyrite |
| Locality: | Butte Mining District, Summit Valley, Silver Bow County, Montana |
| Description: | Iridescent pyrite crystals up to 13 mm with blue-yellow iridescence. The large crystal has a contact near one end. For more information see article: Butte, Montana, Minerals, Mines, and History in Mineralogical Record Jan.-Feb. 2002. |
| Overall Size: | 22x12x10 mm |
| Crystals: | 2-13 mm |
| Archived: | For reference only |
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