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Sphalerite and Fluorite
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois, USA
42 mm x 36 mm x 23 mm
(Author: Dany Mabillard)
| Dimensions: | 1600 x 1200 |
| File size: | 262.77 kbytes |
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