 There are a number of former workings for iron, copper and manganese across the western part of its outcrop.A geomorphological survey at Anstey's Coombe showed that mining had taken place at the site during both the Romano-British period and the 16th to 17th century.The Upcott Slates provide the coastal cliffs on the south side of Morte Bay and their narrow faulted outcrop continues east-southeastwards beneath Georgeham and to Winsham and Marwood.