DILUVIAL DEPOSITS. 
37 
alteration in the face of the cliff; and here the 
calcareous bed rises suddenly to the summit of 
the chalk, over which it is continued in a layer of 
inconsiderable thickness, Jig. 3. The shingle 
CLIFFS HETWEKN KEMl’-TOAVN AND ROTTINGDEAN ; Jjg. 3. 
e. Modern beach. i. Vertical and oblique flint veins. 
f. Modern sand. 
bed, which, at a short distance to the west, contains 
large masses of chalk, here suffers a remarkable 
contraction, and is divided by thin seams of sand 
and fine rubble. At the curvature of the recess, 
the shingle diminishes very abruptly, and soon 
entirely disappears. Along the face of the chalk, 
slight traces of it are here and there perceptible ; 
and in these situations, the vertical flint veins that 
traverse the cliff invariahh/ pass behind^ and are 
concealed from vieic, by the insular patches of 
shingle. 
TJie face of the chalk is remarkably even ; it is 
not, however, vertical, but forms a precipitous 
slope. In the upper part, the chalk is much 
broken, and contains two horizontal veins of tabu- 
D 3 
