A linear spoil tip associated with mine shaft NPRN 285789. The tip measures 25m east-west x 10m and stands up to 3m high, with overspills to either side. The tip is part of the Hyddgen lead mine, NPRN 303628 and was shown on the 1891 Ordnance Survey map and identified by the RCAHMW from an Ordnance Survey aerial photograph, frame number, 96/227-006. R.P. Sambrook, Trysor, 6 January 2006