A hillside mine near the hamlet of Rhyd. 3 adits. Lower deep adit open with stone packwall against upper adit tip and a fine portal to the adit, upper adit open and dry, leading to stoping. Top adit partially run in where workings break out to bank. Building at the lowest level, a substantial stone structure, purpose unclear. Information about the type of mine from Foster-Smith, J R, The Mines of Merioneth (British Mining 6), Northern Mine Research Society, 1977 p. 9.
The 6" map [OS 1st edn: XI NE (1882)] shows "Manganese Works (Disused)" at this location.