Nugget of native platinum. This precious metal is most commonly obtained from alluvial deposits. Natural occurrences of pure elemental (native) platinum is extremely rare. This specimen,from an alluvial deposit at Nishne Tagilsk in the Russian Ural,measures 70 millimetres across | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 4613 px × 3212 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |