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| Keywords: The Quarterly journal of the Geological Society of London (13365205773).jpg 158 PROCEEDINGS OF THE GEOLOGICAL SOCIETY Nov 21 <br> Fig 8 <br> Section No 7 Between Candieiros and Rio Maioj\ 5 miles <br> W Alto da Serra Rio Maior E <br> After crossing the limestone at Alto da Serra the road rmis north- <br> ward on the west flank of the chain for about twenty miles to Carvalhos <br> where the chain suddenly bends to the eastward From Alto da <br> Serra to Carvalhos the Jurassic limestones dip eastward at angles <br> varying from 30° upwards the lowest beds seen are frequently some- <br> what oolitic and associated with a fine-grained calcareous sandstone <br> which forms a beautiful white freestone for architectural purposes <br> and has been used for the finest Gothic work in the church of Ba- <br> talha the middle and upper beds are of a hard white or greyish ar- <br> gillaceous limestone like that of INIonte Junto occasionally containing <br> fossils which I had no opportunity of extracting During this part <br> of its range we nowhere see on what the limestone rests and its <br> western flank on which its lower beds crop out is always covered by <br> unconformable deposits of subcretaceous beds I did not see the <br> eastern side of this part of the chain <br> From Carvalhos the limestone chain suddenly turns eastward pass- <br> ing by Porto de Moz and Aire ; beyond the latter place it rises into <br> a lofty range called the Serra d' Aire I did not follow the hmestone <br> through this part of its course <br> At the eastern end of the Serra d'Aire the limestone range again <br> turns northward and runs about N by W for nearly twenty miles to <br> Redinha ; this part of the chain is less elevated and has not obtained a <br> name yet it forms a marked feature in the comitry I crossed it at <br> Val d'Ovos about six miles from Thomar on the road to Leiria and <br> then after losing sight of it for some miles came upon it again before <br> reaching Redinha where the similarity of direction and general cha- <br> racters left me no doubt of the identity of the beds <br> At Val d'Ovos the beds of limestone dip E S E 10° and cover a <br> width of about a mile ; the rock is a hard white compact hmestone <br> with a conchoidal fracture and contains Belemnites Turritellee Corals <br> c vvhich I had not time to collect On the western flank of the <br> chain the limestone is seen to rest on a soft ferruginous sandstone <br> containing minor beds of limestone ; these lower beds are very httle <br> exposed being overlaid to the westward by unconformable beds of <br> subcretaceous sands dipping W 3° On the east of the chain the <br> hmestone is covered by a formation of ferruginous sands which appear <br> conformable to it ; these are described farther on The position of <br> the beds seen on this traverse will be seen in section No 3 fig 4 <br> Near Redinha the limestone stretches out in an easterly direction <br> and rises again into a high mountain ridge called indifi'erently the 36933983 113689 51125 Page 158 Text v 6 http //www biodiversitylibrary org/page/36933983 1850 Geological Society of London NameFound Belemnites NameConfirmed Belemnites EOLID 4780330 NameBankID 4089090 NameFound Leiria NameConfirmed Leiria NameBankID 4503057 NameFound Maior NameConfirmed Maior NameBankID 5332597 Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 6 1850 Geology Periodicals Smithsonian Libraries bhl page 36933983 dc identifier http //biodiversitylibrary org/page/36933983 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-23 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13365205773 2015-08-26 12 01 26 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1850 Photos uploaded from Flickr by Fæ using a script | ||||
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