Diorite igneous rock. Diorite is an igneous rock that forms when volcanic magma solidifies under pressure in the Earth's crust. It is coarse- grained,consisting mostly of feldspar minerals and little,if any,quartz. This sample measures 110 millimetres across | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5278 px × 4253 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |