Subject ASC0001glu

The Quarterly journal of the Geological Society of London.
v.10 (1854), Page 260 (1854)
Smithsonian Libraries
BHL Page 35013211

Keywords

marine sand cyrena clay soil marine sand cross-section cyrena clay Fig.5 - Section of the "Marine Sands" and "Cyrena Clay" section of the "Marine Sands" and "Cyrena Clay" geology marine sands Cyrena clay section septaria clays white sand sandstone layers

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