Galena from selected localities.
UK | |
| Dunham, Sir K. C. Geology of the North Pennine Orefield, Volume 1 Tyne to Stainmore (2nd Edition), pp 226-227. |
| Ref: Dunham, K. C., 1990, Geology of the Northern Pennine Orefield Vol I - Tyne to Stainmore 2nd Ed. British Geological Survey, London, pp 221, 224 - 226. | |
| No reference listed |
| No reference listed | |
| J.Ralph site visit August 2020 | |
| https://www.ukminingventures.com/ladyannabella.html |
| https://www.ukminingventures.com/ladyannabella.html |
| https://www.ukminingventures.com/ladyannabella.html | |
| https://www.ukminingventures.com/ladyannabella.html | |
| |
| Dunham, K. C., 1990, Geology of the Northern Pennine orefield, v. I, 2nd Ed. British Geological Survey, London, 299 p. |
| Fluorite: The Collector's Choice. Extra Lapis English No. 9 | |
| Manfred SchΓΆnfelder specimen | |
| P Haas collection; A . Ions | |
| Dewey, H., and Smith, B. (1922) Special Rep. Mineral Resources G.B. 23. |
| No reference listed | |
| Dunham, K. C., 1990, Geology of the Northern Pennine orefield, v. I, 2nd Ed. British Geological Survey, London, 299 p. | |
| Paul Render | |
| Clark, E. D. (1819) Account of a newly discovered variety of green fluorspar. Annals of Philosophy XIV, 34-36. | |
| Paul Render | |
| Dunham, K. C., 1990, Geology of the Northern Pennine Orefield Vol I - Tyne to Stainmore 2nd Ed. British Geological Survey, London, pp 200-201, 209, 212. | |
| Dunham, K. C., (1990), Geology of the North Pennine Orefield, Vol. 1, British Geological Survey | |
Boltsburn Mine, Rookhope, Stanhope, County Durham, England, UK