Rock classification. Examples of the three types of rock from the rock cycle. At the top is hall (white),a sedimentary rock. The darker grey rock is slate - a fine-grained metamorphic rock. The pinkish speckled sample is granite,a typical igneous rock | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4500 px × 4500 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |