LOWER GKEEJSSAND. 



23 



Brown sandstone • - - - 



Green and grey silt.y sand, with fucoidal markings 

 Brown sandstone _ . . - 



Green and grey silty sand, with fucoidal markings 

 Brown sandstone, with small pebbles and pieces 

 of lignite scattered throughout; an imper- 

 sistent band of silty sand in the middle 

 Green silty sand, passing down - - - 



Clay 



Brown and red grit, made up largely of rounded 

 grains coated by iron oxide ; forms the clifl: 

 east of Compton Chine ... 



Yellow sand, much fretted by the weather in the 

 upper part . . - - - 



Pale-green sandy clay, with light-grey nodules 

 I containing fossils, and passing down into 

 I Yellow sand, clayey in parts 

 j Grey silty sand, with bands of soft yellow Band- 

 it stone below - - - - - 

 AtherfieUn p^jg_^^j^jg clay with Perna Bed at the base; esti- 



60f[; J ^^''^'' .... 



The precise correlation of the beds in this section with those 

 of Atherfiekl is impossible. As will be seen subsequently, the 

 beds are not only very much thinner, but have changed their 



Fig. 7, 

 TJie Sand-rock Series in Compton Bay. 



a. Soil and gravel. 



b. Gault. 



c. Carstone, or ferrugincus grit. 



d. Pebble sand. 



c. Blue clay and sand, with small pebbles 



and lignite. 

 /. Bright yellow sand. 



g. Ochry band. 



h, i, k, I. Blue clay and white sand 

 interlamiuated in varying propor- 

 tion?. 



vi. Chiefly sand, throwing out much 

 chalybeate water. 



n. Very green and gritty clay. 



