| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Illinois > Fluorite with Chalcopyrite |
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| DESCRIPTION: | No. 40243 |
| Mineral: | Fluorite with Chalcopyrite |
| Locality: | Mahoning #7 Mine, Davis-Deardorff Complex, Cave-in-Rock District, Hardin County, Illinois |
| Description: | Translucent yellow cubic fluorite crystals up to 36 mm across with an outer transparent blue layer of fluorite and metallic chalcopyrite crystals up to 4 mm embedded in the surfaces. |
| Overall Size: | 9x5x3 cm |
| Crystals: | 1-36 mm |
| Archived: | For reference only |
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