Illustration depicting different types of rock,all of which are of volcanic origin. They are (clockwise from top left): vesicular basalt,andesite,tuff,ignimbrite,obsidian,pumice and rhyolite | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Hardy, David |
Taille de l’image : | 4731 px × 3087 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |