Subject ASC00012hd
The Quarterly journal of the Geological Society of London.
v.67 (1911), Page 185 (1845)
Smithsonian Libraries
BHL Page 39749011
Keywords
perlitic structure soda-rhyolite geology mewstone bull hole skomer microscopic view Mewstone prelatic structure slides A= Perlitic structure in the lowest part of the soda-rhyoliet(?) of the Mewstone B=Contorted lines of flow in the soda-rhyolite of Bull Hole