Cut and polished diamond. Diamond,the hardest known mineral,is a naturally occurring form of carbon that has crystallised under great pressure. Pure crystals are colourless and transparent,and can be polished to sparkle in the light. Polished diamonds are used in jewellery such as rings and necklaces | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / JON STOKES |
Bildgröße: | 4193 px × 4193 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |