Quartz, Calcite
Baimashan tunnel (construction site), Qianbaxia, Wuyishan, Nanping Prefecture, Fujian Province, China
3,5 x 2,5 cm
(Author: Volkmar Stingl)
| Dimensions: | 1600 x 1291 |
| File size: | 263.6 kbytes |
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