Uncut emerald. Emerald is a green variety of beryl (beryllium aluminium cyclosilicate, Be3Al2(SiO3)6. Its green color is due to trace amounts of chromium. Uncut specimen from Colombia. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / SCIENCE SOURCE / Turtle Rock Scientific |
Taille de l’image : | 5129 px × 3468 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |