Rock Edge

Rock Edge is a 1.7-hectare (4.2-acre) geological Site of Special Scientific Interest in Oxford in Oxfordshire.^[1][2] It is a Geological Conservation Review site^[3] and a Local Nature Reserve^[4][5]

Rock Edge

Site of Special Scientific Interest
Location	Oxfordshire
Grid reference	SP 549 064[1]
Interest	Geological
Area	1.7 hectares (4.2 acres)[1]
Notification	1986[1]
Location map	Magic Map

This site exposes limestone rich in coral called Coral rag, laid down when the area was under a warm, shallow sea, similar to the Bahama Banks today. It is rich in fossils derived from the coral reefs. It dates to the Upper Jurassic, around 145 million years ago.^[6]