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| Keywords: The Quarterly journal of the Geological Society of London (13859822653).jpg of the Cromer Till and Contorted Drift <br> The lower part of the Cromer Till is in places stratified This <br> I distinctly noticed in more than one place ; and it is shown in the <br> section taken at right angles to the shore fig 5 a between Sher- <br> ringham and Cromer In another place I noticed that the till rested <br> Fig 5 ” Section cut out by a Stream at right angles to the shore <br> between Cromer and Sherringham <br> a Stratified till <br> b Unstratified till <br> c Nest of gravel <br> d Contorted sands and gravels <br> upon white stratified sand ; and also at a point near Sherringham an <br> eroded surface of black loam was capped by red gravel It is not easy <br> always to distinguish between the preglacial beds and the incoming <br> glacial especially when the base of the cliffs is encumbered with <br> talus ; and even where a vertical face is to be found if not perfectly <br> fresh it frequently gets washed over with sand from above rendering <br> it necessary to scrape it down before its nature can be disclosed Mr <br> J H Blake says Where the unstratified rootlet-bed is to be seen <br> this line is very marked ; but where the rootlet-bed has been en- <br> tirely denuded it is frequently not so well marked from that and <br> the following reasons There are sometimes sands c immediately <br> above and below this bed of a similar colour and nature which when <br> the bed itself is entirely denuded come together and give an ap- <br> pearance of a break in the series The till may therefore be <br> described as sometimes passing down into semistratified beds itself <br> being usually unstratified but occasionally partially so as we see <br> is also the case with the marine Boulder-clays of West Lancashire <br> Upwards it usually passes into the Contorted Drift in an indescri- <br> bably confused sort of manner but occasionally displays a very <br> Presidential Address Norwich Geol Soc Session 1879-80 p 147 36936004 113692 51125 Page 227 Text 38 http //www biodiversitylibrary org/page/36936004 1882 Geological Society of London NameFound Tellina balthica NameConfirmed Tellina balthica Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 38 1882 Geology Periodicals Smithsonian Libraries bhl page 36936004 dc identifier http //biodiversitylibrary org/page/36936004 smithsonian libraries Information field Flickr posted date ISOdate 2014-04-15 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13859822653 2015-08-26 07 55 14 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1882 Photos uploaded from Flickr by Fæ using a script | ||||
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