Dryhill is an geological Site of Special Scientific Interest on the western outskirts of

Sevenoaks Sevenoaks is a town in Kent with a population of 29,506 situated south-east of London, England. Also classified as a civil parish, Sevenoaks is served by a commuter main line railway into London. Sevenoaks is from Charing Cross, the traditio ...

Kent Kent is a county in South East England and one of the home counties. It borders Greater London to the north-west, Surrey to the west and East Sussex to the south-west, and Essex to the north across the estuary of the River Thames; it faces ...

. It is a

Geological Conservation Review The Geological Conservation Review (GCR) is produced by the UK's Joint Nature Conservation Committee and is designed to identify those sites of national and international importance needed to show all the key scientific elements of the geological ...

site, and an area of is a Local Nature Reserve This former quarry exposes rocks dating to the Aptian stage in the early

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of ...

, around 120 million years ago. It is famous for its rich and diverse

brachiopod Brachiopods (), phylum Brachiopoda, are a phylum of trochozoan animals that have hard "valves" (shells) on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinged at the rear end, w ...

and bivalve fossils, which are important for palaeoecological research. There is access from Dryhill Lane.

References

{{Local Nature Reserves in Kent Local Nature Reserves in Kent Sites of Special Scientific Interest in Kent Geological Conservation Review sites