| Reid, C., Flett, J.S., Wilkinson, B.S.N., Dixon, E.E.L., Pollard, W., and MacAlister, D.A. (1907): The Geology of the Land's End District. HMSO Publications (London), pp. 101-102 Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford, London. Hogg, Thomas (1825) A Manual of Mineralogy - In which is shown how much Cornwall contributes to the illustration of the science. W. Polybank High Cross, Truro. Phillips, William (1823) An Elementary Introduction to Mineralogy (3rd ed.) Carne, J. (1822) On the relative age of the veins of Cornwall. Transactions of the Royal Geological Society of Cornwall, 2. 49-128 |
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