Uploaded on:
2009-03-17 19:32:55.0
Type:
Digital Asset
File Size:
156.12 KB
Dimensions:
775 x 1000 pixels
1026 views 1 download
P number: P519560
Caption: Specimen of roofing slate quarried from Easdale Island, Argyllshire, Scotland
Description: This slate shows the trade mark stamp of the Easdale Slate Company. The specimen is of Precambrian, Dalradian age. British Geological Survey Petrology Collection sample number EMC 5736. The slate is a typical dark grey colour with a strong 'grain' and containing pyrite crystals. This specimen was donated to the Geological Survey of Scotland sometime before 1916. For hundreds of years slate was the preferred roofing material in Scotland. The geological variation found in slate quarries from across Scotland meant that each produced a characteristic slate, with a colour, texture and thickness varying from region to region.
Date taken: Wed Jan 01 00:00:00 GMT 2003
Photographer: Bain, T.S.
Copyright statement: NERC
Orientation: Portrait
Size: 156.12 KB; 775 x 1000 pixels; 66 x 85 mm (print at 300 DPI); 205 x 265 mm (screen at 96 DPI);
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