Quartz, Bournonite, Chalcopyrite, Ferberite, Boulangerite
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province, China
9.2 x 8.0 cm
(Author: am mizunaka)
| Dimensions: | 1600 x 889 |
| File size: | 281.85 kbytes |
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