Published online by Cambridge University Press: 01 May 2009
In the Carboniferous Limestone of the Crich inlier in Derbyshire, there are numerous clay-bands or partings interbedded with the limestone which appear to throw considerable light on the geological history of the area.
page 406 note 1 Many, perhaps all, of the tuffs of Derbyshire are sediments, but, to avoid ambiguity, the use of the word in this paper is confined to detrital deposits, the waste of a land-surface.
page 407 note 1 Cf. Wedd, C. B., Geol. Surv. Mem., Explanation of Sheet 125, 1908, p. 18Google Scholar.
page 408 note 1 Cf. Arnold-Bemrose, H. H., “A Sketch of the Geology of the Lower Carboniferous Eocks of Derbyshire”: Proc. Geol. Assoc, vol. xvi, p. 177, 1899Google Scholar.
page 408 note 2 General View of the Agriculture and Minerals of Derbyshire, vol. i, p. 278Google Scholar.
page 409 note 1 ‘Pot-holes,’ up to 6 feet in depth, have recently been exposed below the clay-band in the Old Quarry.
page 409 note 2 Cf. Arnold-Bemrose, H. H., op. cit., p. 204. Also “The Toadstones of Derbyshire”: Q. J. G. S., vol. lxiii, p. 253, 1907Google Scholar.
page 410 note 1 Cf. Miers, H. A., Mineralogy, 1902, p. 328Google Scholar; also Cole, G. A. J., Rocks and their Origins, 1912, pp. 84, 85Google Scholar.
page 410 note 2 Arnold-Bemrose, H. H., “The Toadstones of Derbyshire”: Q. J. G. S., vol. lxiii, p. 266, 1907Google Scholar.
page 410 note 3 “A Sketch of the Geology of the Lower Carboniferous Rocks of Derbyshire”: Proc. Geol. Assoc, vol. xvi, p. 177, 1899Google Scholar.
page 411 note 1 Cf. Lyell, , Principles of Geology, 12th ed., vol. ii, p. 516, 1875Google Scholar.
page 411 note 2 Cf. Geol. Surv. Mem., North Derbyshire, 2nd ed., 1887, p. 20Google Scholar.
page 411 note 3 Geological Observer, 2nd ed., 1853, p. 560Google Scholar.