| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Illinois > Fluorite with Calcite and Chalcopyrite |
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| DESCRIPTION: | No. 77147 |
| Mineral: | Fluorite with Calcite and Chalcopyrite |
| Locality: | Cave-in-Rock District, Hardin County, Illinois |
| Description: | Lustrous transparent-to-translucent purple fluorite crystals to 60 mm with doubly terminated colorless calcite crystals to 17 mm and yellow-metallic chalcopyrite crystals to 2 mm on the surfaces. The fluorite has deep-purple color with yellow core zone. Collected ca. 1980 |
| Overall Size: | 9.5x7.5x6.5 cm |
| Crystals: | 1-60 mm |
| Archived: | For reference only |
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