Note 172 — Chapter XXXIV · THE SYSTEM OF DYKES IN THE TERTIARY VOLCANIC SERIES
Reading edition
For analyses of dykes, see Sir I. L. Bell, Proc. Roy. Soc. xxiii. p. 546; Mr. J. S. Grant Wilson, Proc. Roy. Phys. Soc. Edin. v. p. 253; Mr. Teall, Quart. Journ. Geol. Soc. xl. p. 209; Professors Judd and Cole, Quart. Jour. Geol. Soc. xxxix. p. 444.