Cassiterite crystals. Crystals of cassiterite (grey),a tin oxide mineral,in their host rock. Cassiterite has been the main tin ore throughout history and is still the most important source of tin today. This specimen measures 70mm across and was found in Saxony,Germany | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5125 px × 3417 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |