MAKE A MEME View Large Image The Quarterly journal of the Geological Society of London (12512431184).jpg 1853 <br> TRIMMER ON A GRAVEL ON CLEVEDON DOWN <br> 285 <br> s <br> o <br> o <br> ¢3 S <br> i <br> ¢jjno3 <br> 1 V / <br> ¢xo3A ioQ <br> g <br> <br> 2 <br> S <br> ...
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Keywords: The Quarterly journal of the Geological Society of London (12512431184).jpg 1853 <br> TRIMMER ON A GRAVEL ON CLEVEDON DOWN <br> 285 <br> s <br> o <br> o <br> ¢3 S <br> i <br> ¢jjno3 <br> 1 V / <br> ¢xo3A ioQ <br> g <br> <br> 2 <br> S <br> 05 <br> §5 <br> stone ; but with them are associated <br> other fragments which appear refer- <br> able to formations foreign to the ridge <br> on which the gravel rests <br> A few specimens collected hastily <br> the evening before I left Clevedon ac- <br> company this paper They are sub- <br> mitted to the examination of those <br> geologists who are better acquainted <br> with the rocks of this neighbourhood <br> than I am <br> Neither pebbles of granite nor ma- <br> rine shells having yet been found in <br> this gravel it cannot be absolutely <br> identified with the erratic tertiaries <br> There is no sera however to which it <br> can be referred with so much proba- <br> bility as the Pleistocene ; because there <br> is no other during which we have <br> evidence of the transportation of de- <br> tritus over great inequalities of sur- <br> face and the Walton and Clevedon <br> ridges acquired their present insulated <br> character at an epoch so remote as <br> the Permian as is evident from the <br> Magnesian Conglomerate which sur- <br> rounds them <br> Postscrijit ” It has been suggested <br> by those whose opinions are entitled <br> to great weight that the Clevedon <br> pebble-bed is a conglomerate of the <br> Permian ajra <br> I am compelled to dissent from <br> these views for two reasons ” its posi- <br> tion with respect to the undoubted <br> Permian strata and difference of li- <br> thological character With respect to <br> position I have already discussed that <br> point and shall only add the accom- <br> panying diagram by way of illustra- <br> tion constructed from the Govern- <br> ment Geological Map see fig - <br> With respect to lithological cha- <br> racter the Permian rocks of the <br> neighbourhood of Clevedon should <br> rather be called magnesian limestone <br> than conglomerate They consist of <br> a limestone fine-grained enough to be <br> sculptured into architectural orna- 34983412 108767 51125 Page 285 Text v 9 http //www biodiversitylibrary org/page/34983412 1853 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 9 1853 Geology Periodicals Smithsonian Libraries bhl page 34983412 dc identifier http //biodiversitylibrary org/page/34983412 smithsonian libraries Information field Flickr posted date ISOdate 2014-02-14 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12512431184 2015-08-27 10 03 56 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1853 Photos uploaded from Flickr by Fæ using a script
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