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Smoky quartz
Val Valley, Municipality of Tujetsch (Tavetsch), Surselva District, Grischun (Grisons; Graubünden), Switzerland
Specimen size 13 cm, largest crystal 3 cm
(Author: Tobi)
| Dimensions: | 1200 x 720 |
| File size: | 212.05 kbytes |
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