Keywords: The Quarterly journal of the Geological Society of London (12736458285).jpg '80 <br> E HILL AND T G BONNE Y ON Til K <br> agglomerate of the centre of High Towers resemble these in some <br> respects ; but there the weathering renders the fragments exceedingly <br> conspicuous <br> 18 The section fig 5 given by the great quarry in Bardon Hill is <br> Fig 5 ” Section at Bardon Scale about 4 inches to 1 mile <br> This section cuts the beds very obliquely <br> w s w <br> E N E <br> Eailway Birch Tree Inn <br> Quarry <br> Crest of Hill <br> the best in the forest but is nevertheless rather obscure The small <br> patch marked as Greenstone near Robin Butts cannot now be seen <br> The quarry on which it was founded was small and deserted in <br> Jukes's time and is now filled up He describes the stone as com- <br> pact earthy trap-rock having much the appearance of an altered <br> rock The exposures at Hill Top are well seen in the back yard <br> of the Birch Tree Inn where banded slates and grits much shattered <br> dip at the steep angle of 80° to W S W An old pit in a neighbouring <br> garden shows also slates with gritty bands and a similar dip The <br> cleavage is rather imperfect From this point to the mouth of the <br> quarry is a distance of about a quarter of a mile with no rock ex- <br> posed Then the ground begins to ascend rapidly forming a long <br> high and narrow ridge rising at its centre to the highest elevation <br> of the county 902 feet The dip of the rocks is seen in two shaly <br> bands cut by the quarry which strike E 15° S or E S E and <br> dip at a steep angle of about 60° to N N E The lowest visible <br> rock is in a small knoll in the wood to the right of the entrance to <br> the quarry ; it is a breccia of large fragments of greenish slate <br> in a coarse ashy matrix not very unlike that of the Bradgaie <br> breccias The rocks at the entrance to the quarry which cannot <br> be many yards above these are also breccias but are much indu- <br> rated of much finer matrix and with included fragments of entirely <br> different material more resembling those at Whitwick The matrix <br> is ashy but variable generally greyish and speckled The included <br> fragments have very ill defined boundaries and are usually darker <br> Then follows the first shaly bed which as well as the subsequent <br> one is so much rotted by the percolation of water that it is difficult <br> to say what its constituents are We have been inclined to think 35818957 110705 51125 Page 780 Text 33 http //www biodiversitylibrary org/page/35818957 1877 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 33 1877 Geology Periodicals Smithsonian Libraries bhl page 35818957 dc identifier http //biodiversitylibrary org/page/35818957 smithsonian libraries Information field Flickr posted date ISOdate 2014-02-24 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12736458285 2015-08-26 19 58 32 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1877 Photos uploaded from Flickr by Fæ using a script |