Silicon carbide. This mineral,also known as carborundum,is very rare in nature,but its is mass-produced synthetically. It is widely used as an abrasive and in body armour and brake discs for sports cars. This specimen measures 7 centimetres across | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Goetgheluck, Pascal |
Bildgröße: | 4382 px × 3992 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |