Published online by Cambridge University Press: 01 May 2009
The dyke to be described in this paper has not hitherto been noticed in petrological literature, although the western part has been recorded on the map of the area by the Geological Survey. It exhibits, nevertheless, some interesting features and adds data to our knowledge of the minor intrusions of north-east England.
page 447 note 1 Heslop, M. K. & Smythe, J. A., Q.J.G.S., vol. lxvi, 1910, p. 7.Google Scholar
page 447 note 2 Ibid., p. 17.
page 449 note 1 Lunedale, Yorkshire.
page 449 note 2 Kirkwhelpington, Northumberland.
page 449 note 3 Greenhead, Northumberland.
page 450 note 1 Min. Mag., vol. xviii, 1918, p. 216.Google Scholar
page 453 note 1 Tyrrell, G. W., Geol. Mag., 1917, pp. 305 and 350. See also S. Tsuboi, Journ. Geol. Soc. Tokyo, xxv, 1918, p. 47.CrossRefGoogle Scholar