Dated at or before 17th century. Workings consist of building footprints and bridge remains near main shaft, also older level upstream (discovery level) now badly collapsed at entrance and sink just behind portal. ore from here was smelted at feldon mill further down the valley toward edmundbyers along with ore from nearby belmount/sunnyside, pedams oak, eudon groove, feldon, burnhope, college edge, harehope and swandale.