Uploaded on:
2009-03-18 11:30:25.0
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P number: P552787
Caption: Broadstone Limestone. Auchenmade Quarry. Ayr.
Description: Grey argillaceous limestone with Lithostrotion. Composed of large and small fragments of crinoids and of shells, spines, large and small foraminifera, Calcisphaera, and occasional coral and polyzoan pieces in a bedded matrix of finely granular calcite mixed with small fossil relics, limonite shreds and opaque carbonaceous fragments and pyrite grains. Orange and opaque bituminous material forms undulating films and streaks along the bedding. The larger organic fragments are mostly arranged with their long axes parallel to the bedding. Limestone, micrograined, clastizoic, bedded. SL0136. Britrocks S34622. Magnification x40. Light XPL.
Date taken: Wed Jan 21 00:00:00 GMT 2004
Photographer: Sutherland, A.
Copyright statement: NERC
Additional information: Description from: Limestones of Scotland: chemical analyses and petrography. Edinburgh : HMSO, 1956.
Orientation: Landscape
Size: 430.80 KB; 1000 x 750 pixels; 85 x 64 mm (print at 300 DPI); 265 x 198 mm (screen at 96 DPI);
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