Cliffs of stratified marine sedimentary rocks at Cei Bach in West Wales. They are Ordovician (488-443 million years ago) in age and known as the Aberystwyth Grits,having been deposited in a deep marine basin under the ancient Iapetus ocean | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Stammers, Sinclair |
Bildgröße: | 3648 px × 5472 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |