Norite igneous rock. Norite is a plutonic rock,or a rock that solidifies from molten magma deep below the Earth's surface. It crystallises slowly under such high temperatures and pressures to form large,coarse grains. It contains calcium- rich feldspar minerals. This sample measures 100 millimetres across | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4974 px × 3512 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |