Pumice. This igneous rock is formed by the rapid cooling of volcanic lava. It has a vesicular structure with many air spaces and so has a low weight and density. This specimen is from Lipari,Italy | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5616 px × 3744 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |