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UK | |
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| Moulding, D., Hooper, J. (2005) Minerals in the Granite Pegmatites at Chywoon Quarry, Cornwall. UK Journal of Mines and Minerals 26, 5-22 |
| Russell, A. (1910): Mineralogical Magazine 15, 377-384 Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro. 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. |
| Carne, J. (1822) On the relative age of the veins of Cornwall. Transactions of the Royal Geological Society of Cornwall, 2. 49-128 |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
Dean Quarry, St Keverne, Cornwall, England, UK