| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Illinois > Fluorite |
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| DESCRIPTION: | No. 50124 |
| Mineral: | Fluorite |
| Locality: | Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois |
| Description: | Glassy partial cubic crystal of bi-colored fluorite with yellow core and blue-purple outer zones. The fluorite has internal inclusions of metallic pyrite and hydrocarbon. Ex. Peter B. Nalle (1923-2010) collection, originally acquired from Ron L. Sohn (Dayton Ohio) |
| Overall Size: | 9x6x6 cm |
| Crystals: | 80 mm |
| Archived: | For reference only |
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