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Uploaded on:
2009-02-14 01:43:26.0
Type:
Digital Asset
File Size:
275.75 KB
Dimensions:
752 x 1000 pixels
2020 views 5 downloads
P number: P001711
Old photograph number: B00224
Caption: South-east end of Holy Island, Lamlash Bay, Arran, Buteshire. Quartz porphyry dyke cutting Triassic sandstone (below) and dolerite (above).
Description: South-east end of Holy Island, Lamlash Bay, Arran, Buteshire. Quartz porphyry dyke cutting Triassic sandstone (below) and dolerite (above). The dyke, c. 5 metres wide, forms a prominent vertical cliff. The quartz porphyry is well-jointed both parallel and perpendicular to its contacts. The pale sandstone is thickly bedded, and dune cross-bedding is visible in places. Half-way up the picture, the sandstone is intruded by a sill of dolerite, showing spheroidal weathering at some levels. The contact is, as far as can be seen, parallel to the bedding in the sandstones.
Date taken: Fri Jan 01 00:00:00 GMT 1897
Photographer: Lunn, R.
Copyright statement: Crown
Acknowledgment: This image was digitized with grant-in-aid from SCRAN the Scottish Cultural Resources Access Network
X longitude/easting: 206800
Y latitude/northing: 628700
Coordinate reference system, ESPG code: 27700 (OSGB 1936 / British National Grid)
Orientation: Portrait
Size: 275.75 KB; 752 x 1000 pixels; 64 x 85 mm (print at 300 DPI); 199 x 265 mm (screen at 96 DPI);
Average Rating: Not yet rated
Categories: Unsorted Images, Geoscience subjects/ Igneous features/ Dykes  

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