CASTLK HILL, 
.J.J 
SKCTION Ol' Tin; STRATA AT CAST1,K-11 1 1.I., NKAR NhWHAVKN 
II AR RUHR . 
5. Siniurbrand or /ignite , — from to 6 inches. 
(). B/ue c/dj/, with marl of a siilpluir colour, in- 
cluding gypsum both crystallized and fibrous, — 
^20 feet. 
7 . Sand of various shades of yellow, green, ash 
colour, &c., without fossils, — ‘20 feet. 
8. Breccia of pebbles, broken flints, and green 
sand, strongly im})regnated with iron, forming a 
hard conglomerate, — 1 foot. 
E 4 
