Note 77 — Chapter VIII · PRE-CAMBRIAN VOLCANOES
Reading edition
Op. cit. p. 7. The metamorphism of the igneous rocks of the Malvern Hills into schists has been especially investigated by Dr. Callaway.
Reading edition
Op. cit. p. 7. The metamorphism of the igneous rocks of the Malvern Hills into schists has been especially investigated by Dr. Callaway.