| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Illinois > Fluorite with Chalcopyrite |
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| DESCRIPTION: | No. 40746 |
| Mineral: | Fluorite with Chalcopyrite |
| Locality: | Cave-in-Rock District, Hardin County, Illinois |
| Description: | Partial cubic crystal of bi-colored fluorite with the rear surfaces etched-dissolved away. The fluorite has transparent purple outer layers over translucent yellow center. Three small chalcopyrite crystals are on the top face of the fluorite. |
| Overall Size: | 30x25x15 mm |
| Crystals: | 1-30 mm |
| Archived: | For reference only |
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