Subject ASC0001g11
The Quarterly journal of the Geological Society of London.
v.28 (1872), Page 153 (1872)
Smithsonian Libraries
BHL Page 34985142
Keywords
Fig. 4. - Diagram Section across the same area as Figs. 2 and 3 at the commencement of the Formation of the Chalk escarpment. Fig. 5. - Diagram Section from the Vale of Eden to the Northumberland Coal-field. Chalk escarpment Vale of Eden Northumberland Coal-field s geological cross-section. geology England Palaeozoic New Red Rhaetic Liassic Oolitic chalk Northumberland Coal-Field Silurian Carboniferous coal-measures Permian sandstone marl cross section escarpment palaeoazoic rocks red series rhaetic liassic oolitic silurian carboniferous limestone millstone grit yoredale coal permian maris geological