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Typical dolomite rhombs covered with chalkopyrite crystals (5-6 mm) and some baryte on the backside from Dreislar baryte mine, Sauerland, Westphalia. Ex Tobias Martin collection;-) (Author: Andreas Gerstenberg)
| Dimensions: | 600 x 450 |
| File size: | 24.79 kbytes |
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