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| Keywords: The Quarterly journal of the Geological Society of London (12684265173).jpg 114 <br> PROCEEDINGS OF THE GEOLOGICAL SOCIETY Jan 21 <br> Ridgway Range <br> \ <br> Sect 17 <br> Fault <br> The annexed diagram fig 7 will give the general bearing of the <br> N and S line of sections 14 15 16 and 17 and also their relation to <br> sections on the S side of the valley before detailed <br> In this section I have inserted the <br> Hastings sand d hypothetically I <br> found on the north of the Purbeck <br> sections and between the Purbeck <br> and the Chalk a slight depression <br> of the surface watered by a streamlet <br> and boggy It seems therefore very <br> probable looking at the stratigraphi- <br> cal details of the locality that there <br> has been a severance of the Purbeck <br> and the overlying formation giving <br> rise to this flow of water ; and the <br> 3 boggy state of the ground would also <br> mark an argillaceous deposit which <br> is the character of that portion of the <br> Hastings sand above the Purbeck in <br> the same relative position one mile <br> further east at Ridgway <br> 18 E of last section Purheck <br> dip to N by E at 6° and so in the <br> next field as far as it could be made <br> out <br> 19 E of old Ridgway road Pur- <br> heck dip to W N W at 5° <br> 20 Purbeck dip to N N W <br> 2 1 Portland dip to N by E at <br> 15° to 20° <br> 22 Purheck dip to N by E at <br> 30° <br> 23 Purbeck dip 55° <br> 2 <br> I <br> Sect 13 <br> Upway Valley <br> Upway Church <br> – <br> sect 3 <br> Observations on the sections of the <br> Range N of the Valley <br> 10 to 12 Show the west part of <br> i the valley to possess great regularity <br> 1 of dip to the N <br> g 14 to 16 Lead in this case to the <br> 2 inference of the subsidence of the <br> e strata at Upway resulting from a <br> local fracture of the Purbeck on its <br> general upheavement <br> 19 Shows to the observer of this large quarry a dip towards the <br> old Ridgway road ” a dip which here coincides in a great degree <br> with the natural dip of the country <br> 21 and 23 Show an alteration in the direction of the dip with an <br> inclination increasing to the E and reaching its maximum at sec- <br> tion 23 35461116 109911 51125 Page 114 Text v 8 http //www biodiversitylibrary org/page/35461116 1852 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 8 1852 Geology Periodicals Smithsonian Libraries bhl page 35461116 dc identifier http //biodiversitylibrary org/page/35461116 smithsonian libraries Information field Flickr posted date ISOdate 2014-02-21 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12684265173 2015-08-27 12 56 14 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1852 Photos uploaded from Flickr by Fæ using a script | ||||
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