- Perran Iron Lode (Great Perran Iron Lode)
| Reid, C., Scrivenor, J.B., Flett, J.S., Pollard, W., and MacAlister, D.A. (1906): The Geology of the Country near Newquay. HMSO Publications (London), 131 pp. Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro. |
Gravel Hill Mine, Perran Iron Lode, Perranzabuloe, Cornwall, England, UK