Calcareous phytoplankton fossil. Coloured scanning electron micrograph (SEM) of a fossil of the skeleton (coccosphere) of a coccolithotrope,a small marine algal organism. The coccosphere consists of plates (coccoliths) of calcium carbonate. These skeletons can make up the major component of a limestone rock. This fossil was found in chalk in Rochester,Kent,UK,that was laid down in the Cretaceous period,between 142 and 65 million years ago. Magnification: x5500 when printed at 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Power And Syred |
Bildgröße: | 3500 px × 2625 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |