|
UK | |
| BMS Newsletter 79, March 2010 (http://britishmicromountsociety.homestead.com/Gannell-Smelter.html) |
| Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 72 Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 72 |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
| George Eric Stanley Curtis discovery |
| G.Curtis collection. |
| Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 72 |
Wheal Penrose, Porthleven, Cornwall, England, UK