Sphalerite on Dolomite w Quartz.
Smallcleugh cross vein
Smallcleugh Mine,
Nenthead,
Alston Moor,
Cumbria.
Sphalerite approx 30 x 30 mm (Author: nurbo)
Dimensions: | 750 x 632 |
File size: | 102.81 kbytes |
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