10 GEOLOGY OF THE ISLE OF WIGHT. 



Ft. In. 



White clay, crammed with great masses of lignite and trunks 



of trees - - - - - - -50 



Yellow and white clay, passing down - - -GO 



Purple marls, about - - - - - - 35 



White sandy clay, with bones - - - -60 



Deep red marls, about - - - - - 12 



Here there is possibly a large fault, repeating the Wealden 

 Shales of Compton Bay (see p. 8). 

 Blue shales, not well seen, about - - - - 20 



Shales, seen in the west bank of a small chine - • 21 



Paper shale, with Cvprids - - - - - 8 



Cyrena limestone - - - - - -02 



Shales with lines of sand, Cyprids here and there - - 12 



Paper shales with Cyprids - - - - - 2 6 



Cyrena limestone - - - - - - 1-2 



Paper shales with Cyprids (in the east bank of the small 



chine mentioned above) - - - - - 14 



Shales, not well seen - - - - - -25 



Shale, with lines of sand and grit containing ferns (rises 



from below the beach on the east side of the small chine) - 51 6 

 Yellow and white sand-rock, with large grains of pinkish 



quartz - - - - - - -50 



Blue shale 3 



Sand-rock, as above - - - - - - 12 6 



Blue shale, with thin ironstone in the lower part - - 5 4 



Coarse grit, with grains of pink quartz "] 



Shale parting - - - ' f ' " - 2 10 



Sandstone - - - - J 



Blue shale -- ----07 



Ironstone, with Unio, Cyrena, Paludina, Cyprids, and "Beef" 6 

 Blue shale - - - - - - -66 



Fine ochry and dusky sand - - - • - 1 



Fine white sand-rock - - - - - -26 



Shales, with Paludina and Cyprids - - - - 5 6 



Lenticular ironstone - - - - - - 0-4 



Sandy shales, with ferns - - - - - 5 



Shale - - - - - - - 6 



Shales, full of Cyrena and Paludina - - - - 3 



Sandstone, with lignite - - - , - - 6 



White sandy clay - - - - - - 1 6 



Blue marly clay, Avith large concretions and obscure fossils - 3 6 

 White and blue marly clay - - - - - 2 



Pale variegated marl - - - - - - 5 6 



White sandstone, with irregular top - - - - 3 



Purple marls, estimated at - - - - - 78 



White sandstone, containing an abundance of grains of pink 



quartz (crops out west of Compton Grange Chine) - 9 



Red, purple, and green marls of Compton Grange Chine - 78 

 White sandstone (east of Compton Grange Chine) - - 16 



Variegated marl - - - - - - 30 



Red sandstone - - - - - 2 to 40 



Greyish blue marl - - - - - -10 



White sandstone - - - - - -70 



Purple marls - - - - - - -64 



White band - - - - . - - - I 



Purple marls - - - - - - -40 



Grey clay packed with lignite - - - - 2 



White sandstone, thickening eastwards - - to 5 



Purple marls - - - - - - - 36 



Red sandstone and marl, thinning out east at Brook Point - 6 

 Purple marls - ■ - - - - -410 



Red marls - - - - - - -12 



Grey sandstone - - - - - to 2 



