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UK | |
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| Braithwaite, R.S.W., and Cooper, B.V. (1982): Mineralogical Magazine 46, 119-126 |
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| Braithwaite, R.S.W., and Cooper, B.V. (1982): Mineralogical Magazine 46, 119-126 |
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| Braithwaite, R.S.W., and Cooper, B.V. (1982): Mineralogical Magazine 46, 119-126 |
- Harrowbarrow & Prince of Wales Mines (Calstock United Tin and Copper Mines)
| Braithwaite, R.S.W., and Cooper, B.V. (1982): Mineralogical Magazine 46, 119-126 |
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| Day, Harry (1999) BMS Database, British Micromount Society. |
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| Braithwaite, R.S.W., and Cooper, B.V. (1982): Mineralogical Magazine 46, 119-126
Dines, H. G. (1956) Memoirs of the Geological Survey (1st ed.) Vol. 2 - The Metalliferous Mining Region of South-West England. Geological Survey of Great Britain, London.
Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.
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. |
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| Collection Richard De Nul |
- Callington United Mines (incl. Emmens United Mines)
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
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| Braithwaite, R.S.W., and Cooper, B.V. (1982): Mineralogical Magazine 46, 119-126 |
Crinnis Cliff, Carlyon Bay, Carlyon, Cornwall, England, UK