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Sphalerite, Calcite, Quartz
Kangjianwan Mine, Shuikoushan ore field, Changning, Hengyang Prefecture, Hunan Province, China
6,5 x 5 cm
(Author: Volkmar Stingl)
| Dimensions: | 1600 x 1228 |
| File size: | 424.89 kbytes |
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