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| Keywords: The Quarterly journal of the Geological Society of London (13204538905).jpg 100 <br> T M EEADE ON THE DEIET-BEDS OF THE <br> differ more or less from time to time <br> In December 1872 I made sections at <br> several points figs 16-19 There <br> are in the Boulder-clay sand and <br> gravel seams more or less persistent <br> sometimes two occasionally a third <br> and sometimes only one or it may be <br> a seam of finely laminated clay the clay <br> a bove the sand seams or seam having <br> blue facings The lower part of the <br> clay below these seams is largely <br> mixed with red sand and appears to <br> contain a much larger percentage of <br> rolled boulders or pebbles than the <br> uppar <br> The base of the Boulder-clay in <br> other localities is often distinguished <br> by these two features see section at <br> Bootle-Lane station Part L Quart <br> Journ Geol Soc vol xxx p 28 <br> The base of the Boulder-clay is <br> nowhere to be seen on the east mar- <br> gin of the Dee <br> There are a great many very large <br> erratics on the shore near Dawpool ; <br> these have been already pretty fully <br> described by Mr Mackintosh <br> In May 1873 I examined with Mr <br> Shone the excavations of the West <br> Cheshire Lines Railway near to Ches- <br> ter This section showed a large de- <br> velopment of sand to some extent <br> stratified capped mostly but not in- <br> variably with a bed of fine purple <br> Boulder- clay containing but few <br> stones In some places the junction <br> between the sand and the clay formed <br> a very irregular line A section of <br> this cutting is given in Mr Shone's <br> paper Quart Journ Geol Soc vol <br> xxxiv p 384 The sand occasionally <br> contained thin beds of clayey sand ; <br> at one point the junction of the sand <br> and clay was nearly vertical The <br> sand to all appearance contained <br> neither boulders nor gravel <br> River Alyn ” This river is a tri- <br> butary of the Dee In the right <br> bank towards Eossett forming a <br> spit of land between the valley of <br> ¢ ft <br> Hd <br> £ <br> § <br> i 36928681 113681 51125 Page 100 Text 39 http //www biodiversitylibrary org/page/36928681 1883 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 39 1883 Geology Periodicals Smithsonian Libraries bhl page 36928681 dc identifier http //biodiversitylibrary org/page/36928681 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-16 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13204538905 2015-08-26 13 55 12 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1883 Photos uploaded from Flickr by Fæ using a script | ||||
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