Uploaded on:
2009-02-14 03:47:58.0
Type:
Digital Asset
File Size:
182.53 KB
Dimensions:
1000 x 756 pixels
341 views 4 downloads
P number: P002540
Old photograph number: C03906
Caption: Sron Vourlinn. Looking north-west from Lochan nan Dubham, Kilmaluag road, Trotternish peninsula, Skye, Inverness-shire. Escarpment of Tertiary lavas with extensive landslip area in foreground.
Description: Sron Vourlinn. Looking north-west from Lochan nan Dubham, Kilmaluag road, Trotternish peninsula, Skye, Inverness-shire. Escarpment of Tertiary lavas with extensive landslip area in foreground. The northern end of the Tertiary lava escarpment that shows spectacular landslipping for 7000 feet from here to Staffin Bay. The basic principles affecting the formation of a landslip are relatively simple. The essential requirements are a plastic or semi-plastic material capable of deformation by shear, sufficient load to overcome the internal resistance of the material to shear and a unilateral release of pressure allowing the development of shear planes. The operational force is gravity. The conditions here were ideal, a vast weight of overlying basalt lavas resting on much weaker Jurassic sediments combined with the uplift and faulting in late Tertiary times.
Date taken: Mon Jan 01 00:00:00 BST 1945
Photographer: Fisher, W.D.
Copyright statement: Crown
Acknowledgment: This image was digitized with grant-in-aid from SCRAN the Scottish Cultural Resources Access Network
X longitude/easting: 146500
Y latitude/northing: 870500
Coordinate reference system, ESPG code: 27700 (OSGB 1936 / British National Grid)
Orientation: Landscape
Size: 182.53 KB; 1000 x 756 pixels; 85 x 64 mm (print at 300 DPI); 265 x 200 mm (screen at 96 DPI);
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