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Hydroboracite, gypsum
Kohnstein quarry, Niedersachswerfen, Harz mtns., Thuringia, Germany.
3,5 x 3 cm
Excellent material from a new find in 2012. The main crystals is double terminated and more than 3 cm long. (Author: Andreas Gerstenberg)
| Dimensions: | 565 x 625 |
| File size: | 31.83 kbytes |
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