EDEN YALLEY AND YORKSUIKE-DALE DISTRICT. 



89 



nearly vertical face of which runlets of water had removed the more 

 sandy parts, so that the tough clays stood out in relief as curved and 

 inclined shelves. It should be observed that this appearance is not 

 confined to one particular part of the cutting, but may be found over 

 the whole length of it where the clayey beds come in (figs. 12, 13). 



Fig. 12. — Section in Settle and Carlisle Railway -cutting at Throstle 



Hall. 



Gutta-percha clays in lower till. Length 15 in. 



Fig. 13. — Section in Settle and Carlisle Railway -cutting at Throstle 



Hall. 



m:^oi 





N —7 /- 



u (X- 



vss 





Irregularly stratified gutta-percha clays in lower till, with seams of soft sand. 

 Length 4 ft. 



The next cutting is about half a mile to the north, and shows 

 sand and gravel-drift with loamy bands lying on a crushed surface 



