| P number: | P204890 |
|---|---|
| Old photograph number: | A04943 |
| Caption: | Portland Bill, Portland. Looking N. |
| Description: | Portland Bill, Portland. Looking N. Marine erosion along gully joints in Portland Beds. The cliffs at Portland Bill are composed of Portland Limestone overlain by a few feet of Purbeck Cap Limestone. A system of open joints, running roughly north to south, is persistent throughout the Island of Portland; in the south part of the island these joints have been widened into extensive fissures. |
| Date taken: | Tue Apr 01 00:00:00 GMT 1930 |
| Photographer: | Rhodes, J. |
| Copyright statement: | Crown |
| X longitude/easting: | 367500 |
| Y latitude/northing: | 68500 |
| Coordinate reference system, ESPG code: | 27700 (OSGB 1936 / British National Grid) |
| Orientation: | Landscape |
| Size: | 272.26 KB; 1001 x 748 pixels; 85 x 63 mm (print at 300 DPI); 265 x 198 mm (screen at 96 DPI); |
| Average Rating: | Not yet rated |
| Categories: | Unsorted Images, Geoscience subjects/ Structural geology/ Jointing, Geoscience subjects/ Landforms, erosion |
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