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- In the fragments of ragstone lying about the quarry were found numerous specimens of ''Molluskite''. Thi ...he White Tower of London is partly built of Kentish rag. Two blocks of the ragstone, lying at the bottom of the quarry, on being split, showed faces covered, i ...7 KB (1,101 words) - 23:54, 5 February 2022
- ...of the gravel is composed of subangular and rounded flint from the Chalk. Ragstone and chert pebbles from the Greensand are common, while subangular quartz pe ...3 KB (428 words) - 21:36, 10 February 2022
- ...of the gravel is composed of subangular and rounded flint from the Chalk. Ragstone and chert pebbles from the Greensand are common, while subangular quartz pe ...3 KB (463 words) - 21:30, 10 February 2022
- ...ohn's Hole, Scott and Branton's Tollgate Pit shows abundance of very fresh Ragstone and Chert (Darent drift). Near "blue clay" occur iron-stained flints from b ...gate Pit. Sections in the Darent Drift containing a quantity of very fresh Ragstone and Chert. Excursion to Greenhithe, April 25th 1914. ...12 KB (1,890 words) - 09:00, 13 October 2020
- ...stratified sandy matrix. A closer search discovered fragments of chert and ragstone. These Prof. Prestwich referred to the Lower Greensand beds at the Sevenoak ...3 KB (533 words) - 21:18, 4 February 2022
- ...rk, and visit extensive workings in the Upper and Lower Portland Beds. The Ragstone or Lower Cyrena Beds yielding numerous gasteropods and bivalves. The Direct ...10 KB (1,653 words) - 20:44, 28 September 2020
- | Ragstone (Kentish) ...13 KB (2,026 words) - 16:47, 12 January 2016
- ...pper Inferior Oolite and consists of 1 to 2.5 m of grey, splintery, shelly ragstone resting on a bored and eroded surface of Lower or Middle Inferior Oolite. A ...16 KB (2,506 words) - 13:34, 30 January 2018
- ...gate Pit. Sections in the Darent Drift containing a quantity of very fresh Ragstone and Chert. Excursion to Greenhithe, April 25th 1914. ...gate Pit. Sections in the Darent Drift containing a quantity of very fresh Ragstone and Chert. Excursion to Greenhithe, April 25th 1914. ...87 KB (14,212 words) - 14:48, 20 July 2020
- ...uk/asset-bank/action/viewAsset?id=395386 P807070] || Canterbury excursion. Ragstone quarry near Great Chert (Chilmington Green) Kent. Hythe Beds with small cap ...49 KB (7,841 words) - 14:26, 20 July 2020