DisgrifiadA spoil tip shown on 1st edition Ordnance Survey map of 1891. When the site was visited during Upland Survey in 2005, it was clear that the spoil had been derived from a mine level 60m to the east, NPRN 285519. The tip was approximately 30m in diameter and up to 2m high. J.J. Hall, Trysor, 3 January 2006
