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Sphalerite, Quartz, Galena
Krushev dol deposit, Krushev dol Mine, Madan mining area, Rhodope Mountains, Smolyan Oblast, Bulgaria
50 mm X 45 mm X 35 mm
(Author: Robert Seitz)
| Dimensions: | 1600 x 1200 |
| File size: | 443.17 kbytes |
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