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Green sphalerite twin with some white prehnite from Steinperf quarry, Sauerland, Hesse. The green sphalerites from Steinperf (and from the nearby location Hartenrod too) are very much sought-after - sometimes they have been cut and faceted! (Author: Andreas Gerstenberg)
| Dimensiones: | 600 x 450 |
| Tamaño fichero: | 35.21 kbytes |
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