Volcanic rocks, illustration. Clockwise from top left, these are: vesicular basalt, andesite, crystal tuff, lithic tuff, obsidian, pumice and rhyolite. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Hardy, David A. |
Bildgröße: | 3867 px × 2711 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |