Note 357 — Chapter XIX · VOLCANOES OF THE LOWER OLD RED SANDSTONE OF "LAKE CALEDONIA"
Reading edition
Allusion has already been made to the possible connection of the younger Highland granites with the volcanic series of the north-eastern part of Lake Caledonia; also to the occurrence of isolated masses of breccia piercing the crystalline schists near Loch Lomond (ante, p. 272).