Malachite from Weardale, County Durham, England, UK
UK | |
| Norman Wilson personal collection |
| UK Mining Ventures Ltd |
Lloyd Llewellyn (visual ID) | |
Bridges TF and Young B. Supergene Minerals of the Northern Pennine Orefield-A Review. in Journal of the Russell Society 7(1) 3-14 (1998) | |
| Render, Paul (n.d.) Paul Render Collection. |
A Thompson collection |
Yew Tree Mine, Stanhope, County Durham, England, UK