ammonite spiral:
Cretaceous cliffs cover the Jurassic sandstone (Undercliff, Lyme Regis, Dorset)
ammonite spiral:
Landslides being colonised by plants (Black Venn, Dorset)
ammonite spiral:
Blue lias beds (The Spittles, Lyme Regis, Dorset)
ammonite spiral:
Blue Lias and possibly ironstone form the walls of a Lyme Regis cafe
ammonite spiral:
How were the pits in this small stone formed? (Lyme Regis, Dorset)
ammonite spiral:
Ammonite fossil in mudstone (Lyme Regis, Dorset)
ammonite spiral:
Ammonite fossil, formed from quartz or calcite (Lyme Regis, Dorset)
ammonite spiral:
Back of sandstone with fossils (East Beach, West Bay, Dorset)
ammonite spiral:
Sandstone with fossils (East Beach, West Bay, Dorset)
ammonite spiral:
Quartz geode in sedimentary rock (Sidmouth, Devon)
ammonite spiral:
Local sandstone used to build a cottage wall