Keywords: The Quarterly journal of the Geological Society of London (13369236594).jpg 160 <br> PROCEEDINGS OF THE GEOLOGICAL SOCIETY Jan 8 <br> and Dunrobin the relations of the great series of estuarine beds to <br> the Liassic rocks cannot be seen <br> In order to illustrate the variations in the thickness and order of <br> succession of these estuarine strata I subjoin a number of sections <br> obtained by shafts and borings at various points beginning in every <br> case with the Boof-bed ” that is the lowest bed marine of the <br> Middle Oolite see fig 15 <br> Fig 15 ” Comparative vertical Sections of the Coal-bearing Strata of <br> Lower Oolite age in Sutherland and Ross Scale 20 ft to 1 in <br> Doll <br> Roof-bed of Coal equiva-j EiJigiiiJ <br> lent of Kelloway Rook j I ~rj <br> <br> Fascally Inverbrora <br> Cadh'-an- <br> Main seam of Coal <br> Highly carbonaceous shales <br> with thinner seams of Coal <br> very variable <br> Fire-clays with shelly bands <br> bone-beds c ' ˘ <br> Clays greenish whitish and <br> black with bands and no- <br> dules of argillaceous lime-- <br> stone and occasional thin <br> coal-seams <br> Sandstones below <br> 1 Boring on shore at Inverbrora by John Pritchard 1811 ” <br> ft in <br> Roof bed 4 <br> Blue bind 3 6 39051064 120601 51125 Page 160 Text v 29 http //www biodiversitylibrary org/page/39051064 1873 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 29 1873 Geology Periodicals Smithsonian Libraries bhl page 39051064 dc identifier http //biodiversitylibrary org/page/39051064 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-24 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13369236594 2015-08-26 10 53 28 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1873 Photos uploaded from Flickr by Fæ using a script |