Subject ASC00010hx
The Quarterly journal of the Geological Society of London.
v.58 (1902), Page 235 (1902)
Smithsonian Libraries
BHL Page 41675672
Keywords
geology cross section Clogher Head thickness grit ash calcareous flags slate faults worm-tracks Earth Strata Section through Clogher Head Green sandy grit Green ash Red sandstone Intrusive greenstone coarse ash Rhyolite of Clogher Head Ash with rhyolitic bands Calcerous flags