| Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London. Stansfield Kitchen, C. (1934) The Skiddaw Granite and its Residual Products. Journal of the Geological Society, 90 (1) 158-200 doi:10.1144/gsl.jgs.1934.090.01-04.07 |
Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK