Zircon crystals. Crystals of zirconium silicate in their host rock. Zircon is a common semi-precious mineral constituent of most granite and felsic igneous rocks,in which it occurs dissipated,in small size. This sample measures 16 centimetres long | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4714 px × 3742 px |
Model Release : | Non requis |
Restrictions : | - |