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| Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London. Young, B. (1987) Glossary of the minerals of the Lake District and adjoining areas. British Geological Survey, Newcastle upon Tyne. 104pp. 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 Kingsbury, A.W.G. (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-. |
| Braithwaite, R.S.W. and Knight, J.R. (1990) Rare Minerals, Including Several New to Britain, in Supergene Alteration of U-Cu-As-Bi-Co Mineralisation Near Dalbeattie, South Scotland. Mineralogical Magazine, vol. 54, n° 374: 129-131. |
| Day, Harry (1999) BMS Database, British Micromount Society. R. S. W. Braithwaite and J. R. Knight (1990) Rare Minerals, Including Several New to Britain, in Supergene Alteration of U-Cu-As-Bi-Co Mineralisation Near Dalbeattie, South Scotland. Mineralogical Magazine 54:129-131. |