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| Keywords: The Quarterly journal of the Geological Society of London (13859747845).jpg GRAVEL BEDS OF ABERDEENSHIRE <br> 151 <br> o <br> opq <br> O £h <br> ¢to <br> r« <br> <br> r»o t ” 1 <br> O <br> +J <br> <br> a <br> to <br> 2 <br> 1 <br> ' c <br> 'Ci <br> S '© <br> r W <br> r4j <br> § <br> r3 <br> si <br> l <br> <br> IS <br> vs s <br> as <br> » <br> CO <br> J a <br> li <br> J5 O <br> £ <br> a <br> I 8 <br> 1 <br> M <br> 2 <br> PH <br> o <br> II <br> ccWW <br> e <br> In some of the cliffs about half <br> a mile to the north of Collieston <br> this grey stuff seems to thin out ; <br> and the lowermost bed next the <br> rock consists of a mass of loose <br> pebbly gravel and sand exactly the <br> same as that of the Sippet Hills <br> with abundance of limestone debris <br> and frequent crumbs of shells <br> This coarse pebbly gravel is seldom <br> more than 5 feet deep but in one <br> section there are 16 feet of it ; <br> and it passes up into a thick mass <br> of fine brownish sand with occa- <br> sional streaks of gravel This sand <br> and gravel c form a large part of <br> the sea-banks along the coast of <br> Slains ; and in some few places they <br> lie as I have said upon the sur- <br> face of the gneiss rock without the <br> intervention of any noticeable bed <br> of other stuff between them ; but <br> as a rule they repose upon the top <br> of some thickness of the grey <br> rubbish I have just described The <br> thickness of the sand and gravel <br> is often very great from 40 to 60 <br> feet being not uncommon between <br> Collieston and Clochtow Occa- <br> sionally the whole mass is com- <br> posed of fine soft brownish sand <br> without stones of any kind ; and <br> in these cases no shells are met <br> with or only some very fine shelly <br> dust Generally there are some <br> streaks and seams of reddish sandy <br> clay or silt interstratified with the <br> brownish sand especially towards <br> the top; and the sand in these <br> places is often tinged with red In <br> other places the sand is varied with <br> seams and irregular undulating <br> beds of pebbly gravel or coarse <br> sand ; and in these we generally <br> find some of the limestone debris <br> and crumbs of shells <br> I have not observed any large <br> boulders imbedded in this deep mass <br> of sand and gravel which extends <br> along the coast all the way from <br> a J GL S No 150 36935926 113692 51125 Page 151 Text 38 http //www biodiversitylibrary org/page/36935926 1882 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 38 1882 Geology Periodicals Smithsonian Libraries bhl page 36935926 dc identifier http //biodiversitylibrary org/page/36935926 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 N02/13859747845 2015-08-26 07 50 35 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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