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| Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London. Kingsbury, A.W.G. and Hartley, J. (MS1) (1953 or later) Investigation of the minerals of the Lake District, especially the Caldbeck area, in collaboration with J. Hartley. List of minerals found by us at many localities examined 1947-. |
| Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London. Hartley, J. (1984) A list of minerals associated with the ore deposits of the Caldbeck Fells, Cumbria. Transactions of the Leeds Geological Association, 10 (3) 22-39 |
| Green, D.I., Bridges, T.F., Rumsey, M.S., Leppington, C.M., Tindle, A.G. (2008) A review of the mineralogy of the Roughton Gill Mines, Caldbeck Fells, Cumbria: Part 2 The Roughton Gill South Vein on Balliway Rigg. Journal of the Russell Society, 11. 3-28 Hartley, J. (1984) A list of minerals associated with the ore deposits of the Caldbeck Fells, Cumbria. Transactions of the Leeds Geological Association, 10 (3) 22-39 |
| Stanley, Christopher J., Cooper, Michael P. (1991) Famous Mineral Localities: Pyromorphite-Group Minerals from the Caldbeck Fells, Cumbria, England. The Mineralogical Record, 22 (2) 105-121 |