| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Illinois > Fluorite |
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| DESCRIPTION: | No. 55455 |
| Mineral: | Fluorite |
| Locality: | Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois |
| Description: | Transparent-to-translucent yellow cubic fluorite crystals with a 1 mm thick transparent blue outer zone that is visible when viewed on edge. The fluorite crystals have lustrous faces that have crystallization patterns composed of parallel cubic faces. Ex. Roy A. Smith (1935-2014) collection |
| Overall Size: | 6.5x6x4.5 cm |
| Crystals: | 5-45 mm |
| Archived: | For reference only |
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