Travertine. Close-up of the surface of a sample of travertine. This rock is a type of limestone (calcium carbonate) that is formed by rapid precipitation of calcium carbonate from mineral springs. This specimen measures 125mm long and was found in Terni,Italy | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 3417 px × 5125 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |