Fluorite, Calcite
Minerva I Mine, Rosiclare formation, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
6 x 7 x 8 cm / main crystal: 5.1 cm
(Author: MIM Museum)
| Dimensions: | 1600 x 1067 |
| File size: | 212.77 kbytes |
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