Litharge from The Pennines, England, UK
UK | |
| Norman Wilson Personal Collection Norman Wilson personal collection Norman Wilson collection |
Norman Wilson collection | |
| Ford, T., Sarjeant, A., Smith, M. (1993) The minerals of the Peak district of Derbyshire. UK Journal of Mines and Minerals 13, Rockbottom Publications. 16-55 |
| A Thompson collection |
| Norman Wilson collection |
Bollihope lead smelter slag locality, Stanhope, County Durham, England, UK