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Strontianite, Calcite, Fluorite
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
10.5 x 10 cm
(Author: Don Lum)
| Dimensions: | 1600 x 1067 |
| File size: | 284.5 kbytes |
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