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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)

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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