Volcanic rocks, illustration. Clockwise from top left, these are: vesicular basalt, andesite, crystal tuff, lithic tuff, obsidian, pumice and rhyolite. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Hardy, David A. |
Taille de l’image : | 3867 px × 2711 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |