File:GA Image 0440.jpg
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Summary
Figure 6 Diagrams to illustrate the history of the Blackheath subsidences. Fig. 1 Original Denehole, with narrow well-preserved Shaft, passing through Eocene Clays and Sands, and ending in a cavity in the Chalk. Fig. 2 Denehole Shaft, stopped up, erosion of hollow at base of Pebble Beds. Fig. 3 Denehole, after the subsidence (drawn to scale).
| From: A record of excursions made between 1860 and 1890. Edited by Thomas Vincent Holmes , F.G.S. and C. Davies Sherborn, F.G.S. London: Edward Stanford [For the Geologists’ Association], 1891. Source: Cornell University copy on the Internet Archive (Public domain work) |
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| This image is Copyright Geologists' Association. The images may be reproduced free of charge for any non-commercial use in any format or medium provided they are reproduced accurately and not used in a misleading or derogatory context. Where any images on this site are being republished or copied to others, the source of the material must be identified and the copyright status acknowledged. For all other uses of the images please contact the Geologists' Association archive@geologistsassociation.org.uk |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:52, 3 February 2022 | Error creating thumbnail: File missing | 2,029 × 1,290 (637 KB) | Scotfot (talk | contribs) | Figure 6 Diagrams to illustrate the history of the Blackheath subsidences. Fig. 1 Original Denehole, with narrow well-preserved Shaft, passing through Eocene Clays and Sands, and ending in a cavity in the Chalk. Fig. 2 Denehole Shaft, stopped up, erosion of hollow at base of Pebble Beds. Fig. 3 Denehole, after the subsidence (drawn to scale). {{Template:GA excursions1860-1890}} |
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