Schorl from selected localities.
UK | |
| Spalding, A., Hartgroves, S., Macadam, J., and Owens, D. (1999): The conservation value of abandoned pits and quarries in Cornwall, Report of the Derelict Land Advisory Group Conference, Truro, March 22, 1999. Cornwall County Council, 105 pp. |
Spalding, A., Hartgroves, S., Macadam, J., and Owens, D. (1999): The conservation value of abandoned pits and quarries in Cornwall, Report of the Derelict Land Advisory Group Conference, Truro, March 22, 1999. Cornwall County Council, 105 pp. | |
| Spalding, A., Hartgroves, S., Macadam, J., and Owens, D. (1999): The conservation value of abandoned pits and quarries in Cornwall, Report of the Derelict Land Advisory Group Conference, Truro, March 22, 1999. Cornwall County Council, 105 pp. |