Uploaded on:
26/12/2012 10:33:38
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P number: P805732
Caption: Aust Cliff. Bristol Excursion, April 22nd 1919.
Description: This cliff section exposed on the bank of the Severn at Aust shows in every detail the gradual passage from beds of Triassic age to those of the Jurassic system. The colour of these marls is due to the particular oxide of iron they contain. The Red marl having ferric oxide Fe2O3 while the green and blue have ferrous oxide FeO.
Copyright statement: NERC
Additional information: From the Geologists' Association Carreck Archive. The Reader Geological Photographs Long Excursions 1919.
Orientation: Landscape
Size: 268.82 KB; 1000 x 768 pixels; 85 x 65 mm (print at 300 DPI); 265 x 203 mm (screen at 96 DPI);
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Categories: Special collections/ Geologists' Association 'Carreck Archive'/ T W Reader geological photographs long excursions 1919  


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