Uploaded on:
2009-03-18 09:47:55.0
Type:
Digital Asset
File Size:
397.27 KB
Dimensions:
1000 x 750 pixels
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P number: P552439
Caption: Charlestown Main Limestone. Duloch Limestone Mine, Sunnybank, 1 mile north of Inverkeithing. Fife Region.
Description: A grey-brown, finely granular dolomite, of grain-size 0.1 mm, in which numerous crinoid columnals remain recognizable as large crystals partly replaced by the fine-grained dolomite. Tests with acid and Lemberg's solution show that the large crystals as well as the small are dolomite. A few ghosts of other organic structure persist. Black and reddish dust frequently outlines these structures and is also concentrated where no organic structure is recognized. Ferriferous dolomite, medium-grained, zoophasmic, mosaic. SL0008. Britrocks S34442. 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. Logwood 20 mins.
Orientation: Landscape
Size: 397.27 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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