Uploaded on:
26/12/2012 10:33:46
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Digital Asset
File Size:
141.68 KB
Dimensions:
998 x 414 pixels
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P number: P805738
Caption: Aust Cliff. Bristol Excursion, April 22nd 1919.
Description: Above theTea Green Marls occurs the well known Bone bed at the base of the Rhaetic or Penarth beds. At the south end of the section it consists of a dark hard compact limestone while in the centre it is a thin layer of siliceous grit loaded with fish teeth, scales, bones and dorsal spines together with vertebrae and coprolites of saurians. Above the bone bed are the black shales about a foot thick with Avicula contorta, Cardium rhaeticum and Pecten valoniensis. Added note:Tea Green Marls, Keuper Red Marls, Band with gypsum, Red sandstone resting unconformably on Carb. [Carboniferous] limestone.
Copyright statement: NERC
Additional information: From the Geologists' Association Carreck Archive. The Reader Geological Photographs Long Excursions 1919.
Orientation: Landscape
Size: 141.68 KB; 998 x 414 pixels; 84 x 35 mm (print at 300 DPI); 264 x 110 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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