Aragonite-covered crayfish. Dead crayfish (Astacus sp.) covered in a crust of aragonite. Aragonite is a variety of calcite (calcium carbonate) that is often deposited around hot springs. This specimen was retrieved from the Karlsbad hot springs in Bohemia,Czech Republic,and it might be considered as a very early form of fossilisation | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5402 px × 3744 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: | - |