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UK | |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| Bruce, I., Aubrey-Jones, D. (1998) Famous Mineral Localities: Ting Tang Mine, Gwennap, Cornwall. UK Journal of Mines and Minerals 19, 18-23 [Ian Bruce collected material, XRD confirmed Manchester Museum] |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| (2006) Journal of the Russell Society Vol. 9. The Russell Society |
| Hubbard, N., Burchmore, S., Green, D. I. (2005) A Remarkable Supergene Mineral Suite from New Cliffe Hill Quarry, Stanton Under Bardon, Leicestershire. UK Journal of Mines and Minerals 26, 31-42 |
| Rust, S.A., Mason, J.S. (1994) An unusual occurrence of arsenate minerals at Gwaith-yr-Afon mine, Dyfed, Wales. Journal of the Russell Society, 5 (2) 109-113 |
Penberthy Croft Mine, St Hilary, Cornwall, England, UK