Native silver crystals (grey) on a block of ankerite mineral. Silver is sometimes mined in its native form,but often as ore. Because of its high electrical conductivity,silver has a wide range of applications in industry. It is also a valuable precious metal. This sample measures 45 millimetres across | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5228 px × 3636 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |