Uploaded on:
16/03/2009 09:53:26
Type:
Digital Asset
File Size:
189.46 KB
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1000 x 665 pixels
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P number: P527687
Caption: Dolomite from Elphin, Assynt, Sutherland.
Description: Specimens of dolomite collected in August 1914 by Lt. Col. Anderson and Mr. Hanton of Hogo Knoblauch Sons & Co. Ltd., Leith. The specimen is from Elphin, Assynt, Sutherland. From the north side of Amhainn a' Chnocain near where the stream crosses the track just east of the main road. British Geological Survey Petrology Collection sample number MC 7464. A number of exposures occur in the vicinity of Knockan in an extensive tract of pale-grey or cream-coloured, hard, fine-grained, compact dolomites belonging to the Group II of the Durness Limestone, the Eilean Dubh Group. The rocks are inclined to the east and the lower part of the succession is about 250 feet thick. A bulk sample gave an analysis of calcium carbonate 52.40 per cent and magnesium carbonate 38.48 per cent.
Date taken: 25/06/1905
Photographer: Unknown
Copyright statement: Unknown
Orientation: Landscape
Size: 189.46 KB; 1000 x 665 pixels; 85 x 56 mm (print at 300 DPI); 265 x 176 mm (screen at 96 DPI);
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