Pumice, from Mexico. Pumice is an igneous, volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals; commonly pale in color, ranging from white, cream, blue or grey, to green-brown or black. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Degginger, Phil |
Bildgröße: | 6139 px × 4854 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |