P number: | P553054 |
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Caption: | Limestone. Quarry 400 yards south of Blackwoodridge Farm. Dumfries. |
Description: | A compact, whitish-buff limestone, composed of the debris of shells and crinoids, many species of foraminifera, ostracod and polyzoan fragments, occasional productid spines and rhombs of oxidized ankerite cemented by scanty finely divided calcite which in places is entirely of algal origin. Limestone, fine-grained, microfossiliferous, clastizoic. SL0265. Britrocks S35469. 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: | 371.67 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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