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UK | |
| von Knorring, O., and Condliffe, E. (1984) On the occurrence of niobium-tantalum and other rare-element minerals in the Meldon aplite, Devonshire. Mineralogical Magazine, vol. 48, n° 348, 443-448. McLintock, W.F.P. (1923) On the Occurrence of Petalite and Pneumatolytic Apatite in the Meldon Aplite, Okehampton, Devonshire. Mineralogical Magazine, vol. 20, n° 103:, 140-150. |
| [var. Oligoclase] Russell, A. (1910): Mineralogical Magazine 15, 377-384 |
| Rumsey, M. S., Savage, M. A. (2008) Mineralisation at North Devon United Mine, Peter Tavy, Devon. Uk Journal of Mines and Minerals 29, 49-52 |
Meldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK