GEOLOGY OF THE EAST CLIFF. 133 



PLATE XIX. 



FORMATION No. 1. 



FAIRLIGHT CLAYS. 



The Fair-light Clays form the lowest 

 portion of the Wealden Formation, and almost 

 the lowest beds in the Local Wealden area. 

 There is a small patch of older beds, the 

 Purbecks, which is exposed, on the surface, 

 partly through upheaval, and partly through 

 denudation, extending for some eight miles, 

 from near Battle, through Brightling, to 

 Heathfield ; but, with this exception, the 

 Fairlight Clays are the oldest beds short of 

 Dorsetshire. 



Their most extensive development is be- 

 yond Fairlight, where they form the greater 

 part of the Cliff, where they are mainly of a 

 mottled red and grey, or pale blue colour, the 

 general appearance being purple. 



Between Fairlight undercliff and Hastings, 

 however, this mottled character is absent, 

 and the beds consist, to a great extent, 



