Calcite
Mahlscheid quarry, Herdorf, Siegerland, Rhineland-Palatinate, Germany.
8 x 5 cm
After analysis all "aragonites" turned out to be calcite! (Author: Andreas Gerstenberg)
| Dimensiones: | 525 x 394 |
| Tamaño fichero: | 23.27 kbytes |
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