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Fluorite
Minerva I Mine, Bethel level, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
6 x 6 x 8 cm / main crystal: 5.2 cm.
(Author: MIM Museum)
| Dimensions: | 1600 x 1067 |
| File size: | 202.14 kbytes |
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