Publications (3)
- (1922); BGS - Mineral Resources of GB (c1920s) Vol XX - Lead and Zinc: Cardiganshire & West Montogmeryshire; 242 pages
- Foster-Smith, J.R.; NMRS (1979); British Mining 12 - Mines of Cardiganshire, The; ISBN 0 901450 14 6; pp.49.
- Hughes, S.J.S.; NMRS (1990); British Mining 40 - Darren Mines, The; ISBN 0901450 36 7; pp.97,105-106
Skinners Shaft - 230m
Pryse's Shaft - 538m
Taylor's Shaft, Cwmsymlog - 694m
Cwmsymlog - 796m
Cwmerfin - 1,169m
Ceunant - 1,182m
Gwaith yr Afon - 1,496m
Llettyhen - 1,496m
Bwlch Cwmerfin - 1,548m
Bwlchrenaid - 1,579m
Pengraigddu - 1,585m
Llawrcwmbach - 1,618m
Bryn Pica - 1,665m