Sphalerite from Slei Gill, Booze Moor, 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. |