ill Nottinghamshire and Lincolnshire. 

 AND DEVELOPMENT OF THE GEEEN BEDS. 



255 



Description of 'Geeen Beds'. 



Bluish-grey rock. 



Alternations of red and grey sandstones, shales, 

 slialy sandstones, and sandy shales, micaceous 

 and sometimes ripple-marked. 



Bed and grey sandy marl. 



Bed and grey sandstone on grey conglomerate 



with pebbles. 

 Bed and grey marly rock. 

 Marl mottled, pale pinkish and greyish, on 



loose brown sand. 

 Blue marly sandstone, coarse grey sandstone, 



and red and blue sandy marl. 

 Variegated marl and pebbles and soft sandstone. 

 Blue marl, blue and red marl, sandstone, and 



cobbles. 

 Blue and greenish clay. 

 Light-blue clay. 



Blue sandy marl. 



Blue loamy sand with mica, red and blue sandy 



marl, red and shaly sandstone with mica. 

 Specimens at 950 and 958 feet are hard white 



freestone (water - bearing) and hard grey 



shale. 

 Hard grey marl with fine sand bands, grey 



marl with gypsum. 

 Blue marl, blue clay, and red and blue micaceous 



ripple-marked shales, marls and sandstone. 

 Soft and hard blue stone and clay. 

 Bed and grey marlstone, and grey pumice 



(? soft sandstone) . 



Bed and blue marl with gypsum and veins of 

 gypsum and beds of sandstone on 6 feet of 

 red marl. 



Bed and blue sandy marl, beneath 8 ft. 6 in. 



red sandstone with grey joints and pieces of 



marl. 

 Grey sandstones. 



Publication. 



Geology of the Country between 

 Newark and Nottingham (Mem. 

 Geol. Surv.),1908, p.- 107. 



MSS. 



Geology of the Country between 

 Neioarkand Nottingham (Mem. 

 Geol. Surv.), 1908, p. 112. 



Ibid., p. 100. 



Ibid., p. 102. 

 Ibid., p. 99. 



Ibid., p. 113. 



Ibid., p. 117. 

 Ibid., p. 105. 



MSS. 



Geology of the Country around 



Ollerton (Mem. Geol. Surv.), 



1911, p. 78. 

 Ibid., p. 78. 

 Ibid., p. 73. 



Geology of the Country around 

 Lincoln (Mem. Geol. Surv.), 

 1888, p. 194. 



Geology in the Field, pt. iii, 

 1910, p. 491, and MSS. 



MSS. and Home Office Becord. 



MSS. 



Bep. Brit. Assoc, for 1880, 

 p. 104. 



Geology of the Country aroimd 

 Lincoln (Mem. Geol. Surv.), 

 1888, p. 97 ; and Proc. Yorks 

 Geol. and Polytech. Soc, 

 1891-4, p. 25. 



LincolnshireWater Supply (Mem. 

 Geol. Surv.), 1904, p. 108 ; and 

 The Eastern Extension of the 

 Midland Coal-field (Trans. 

 Federated Institute of Mining 

 Engineers), vol. xii, p. 518, 

 1896-7. 



LincolnshireWater Supply (Mem. 

 Geol. Surv.), 1904, pp. 153-4. 



MSS. 



