Sphalerite from Arkengarthdale, Richmondshire, North Yorkshire, England, UK
UK | |
| Render, Paul (n.d.) Paul Render Collection. |
Dunham, Sir K. C. Geology of the North Pennine Orefield, Volume 2 Stainmore to Craven (2nd Edition), pp 141-143. | |
| Render, Paul (n.d.) Paul Render Collection. |
| Dunham, Sir K. C. Geology of the North Pennine Orefield, Volume 2 Stainmore to Craven (2nd Edition), pp 120-121, 140-141. |