P number: | P552647 |
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Caption: | North Greens (No. 2) Limestone, upper 30 feet of bed. Middleton Quarry, 1100 yards south-west of Middleton. Mid Lothian. |
Description: | A fine uniform grained, fawn-grey limestone, composed of recrystallized grains of calcite (0.05 mm grain-size) cemented by limonitic clay which is locally abundant and impregnated with black matter. Isolated fragments of polyzoa, thin-walled valves and foraminifera are preserved. Limestone, fine-grained, microfossiliferous, clastizoichnic. SL0042. Britrocks S34531. Magnification x40. Light PPL. |
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: | 384.06 KB; 1000 x 750 pixels; 85 x 64 mm (print at 300 DPI); 265 x 198 mm (screen at 96 DPI); |
Average Rating: | Not yet rated |
Categories: | Unsorted Images |
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