1. Kovalenko, V.I., Legeydo, V.A., Petrov, L.L. and Popolitov, E.I. Tin and beryllium in alkali granitoids. Geochemistry International, 5, 883–892, 1968.
2. van Marcke de Lummen, G. Mineralogy and geochemistry of skarn deposits in the Land’s End aureole, Cornwall. Proceedings of the Ussher Society, 6, part 2, 211–217, 1985.
3. Taylor, R.G. Geology of tin deposits. Developments in Economic Geology 11, Elsevier, Amsterdam, 1979.
4. Chappell, B.W. and White, A.R.J. Two contrasting granite types. Pacific Geology, 8, 173–174, 1974.
5. Menzie, W.D., Reed, B.L. and Singer, D.A. Models of grades and tonnages of some lode tin deposits. Unpublished report, United States Geological Survey, 17pp, 1985.