The coastline around Osmington Mills is part of Dorset's Jurassic Coast, and fossils can be found in the cliffs. The rocks consist of Kimmeridge Clay and the Corallian group from the Oxfordian (Upper Jurassic) and have an interesting trace fossil assemblage. To the west are Black Head and beyond that Redcliff Point, with fossils in the Upper Oxford Clay.
Tourism
Osmington Mills is popular with tourists, providing facilities such as camping and caravan sites, a public house (of which the site has been traced back to the 13th century), and attractive coastal walks.
John Constable
The area around Osmington Mills and Osmington Bay was painted by the English landscape artistJohn Constable in the early 19th century. He spent his honeymoon in the area in 1816. Paintings include:
Trigoniidae, found particularly around Osmington Mills
Gallery
The rounded nodules on the beach to the east of Osmington Mills are of calcite-cemented sandstone and come from the Bencliff Grit Formation which is found at the base of the cliffs.