Subject ASC0001eex
The Quarterly journal of the Geological Society of London.
v.43 (1887), Page 313 (1887)
Natural History Museum Library, London
BHL Page 45996560
Keywords
geology diagram Roscoff Rosscoff Morlaix cliff skerry rock gneiss granite amphibolite banding quartz feldspar mica layer cliffs banded gneiss felspar geological section #geology