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| Keywords: The Quarterly journal of the Geological Society of London (12895139683).jpg 432 <br> PKOCEEDINGS OF THE GEOLOGICAL SOCIETY June 22 <br> where the surface of the limestone is beautifully scored by glacial <br> scratchings and is strewn with sand and striated pebbles sup- <br> porting the patch of Lias which occurs here and which is also <br> covered with sand and transported blocks At Linkswood the <br> locality where the cutting in the Elgin and Rothes Railway exposes <br> the sandstone supporting the limestone cornstone Dr Gordon <br> pointed out to me a patch of Lias occurring under precisely iden- <br> tical circumstances with that at Linksfield which was described many <br> j ears ago by Captain Brickenden The late Mr Patrick Duff also <br> in his account of the geology of Moray points out the contorted forms <br> which the beds of this patch of Lias assume doubtless the result of <br> pressure from ice-action while the underlying limestone cornstone <br> has a uniform S S E dip at a low angle These Lias patches <br> wherever they are seen in the Elgin district bear no relation to the <br> limestone cornstone They have underneath them glacial drift <br> and they owe their present position to Post-tertiary operations <br> § 3 Section on the Findhorn <br> Westwards from the area just described in the course of the river <br> Findhorn good exposures of rock are seen Portions of the strata <br> on this river are described in detail by Sir R I Murchi son from the <br> Metamorphic rocks to the higher limestones which are now worked <br> at Cothallt <br> In a matter where the age of certain strata occupying a position <br> superior to sandstones yielding Holoptychius is under consideration <br> it is only necessary to indicate a well-marked horizon and to trace <br> the sequence from this upwards <br> s <br> Fig 2 <br> Raraplet b Cothall <br> -Section on the River Findhorn 2 miles <br> Bridge of Findhorn <br> a Till <br> b Limestone cornstone <br> c Reptiliferous sandstone <br> d Pebbly sandstones and conglomerates <br> e Yellow sandstones <br> South of Cothall for about a quarter of a mile a continuous <br> section is exposed either on one or the other side of the river <br> Findhorn the Ramplet Cliff affording a fine exhibition of some of <br> the strata which underlie the Cothall limestone The dip is N N W <br> at 10° being identical with that of the rocks south of Elgin ; and <br> here we have an horizon parallel with a well-known position in the <br> section from the Metamorphic rocks northwards to Elgin see fig 1 <br> In the continuous section south of the Cothall limestone the <br> lowest beds consist of yellow sandstones yielding the same form of <br> Holoptychius as that obtained from the Pluscarden and Bishops <br> Quart Journ Geol Soc vol vii p 289 t Ibid pp 422 423 36089701 111261 51125 Page 432 Text v 20 http //www biodiversitylibrary org/page/36089701 1864 Geological Society of London NameFound Holoptychius NameConfirmed Holoptychius EOLID 13307203 NameBankID 4196914 Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 20 1864 Geology Periodicals Smithsonian Libraries bhl page 36089701 dc identifier http //biodiversitylibrary org/page/36089701 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-03 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12895139683 2015-08-26 16 51 22 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1864 Photos uploaded from Flickr by Fæ using a script | ||||
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