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Quartz, sphalerite, pyrite.
Harding Vein, Carrock Mine, Caldbeck Fells, Cumbria, UK.
15 cm specimen, quartz to 3 cm, sphalerite to 2 cm. (Author: Ru Smith)
| Dimensions: | 800 x 535 |
| File size: | 72.8 kbytes |
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