330 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [June 15, 



latter was quarried to some depth below 

 the level of the Ime and presented the 

 following : — 



feet. 

 Pinkish oolitic rock, obliquely 

 laminated (45°), the thicker 

 layers being separated by seams 

 of clay with crystallized gyp- 

 sum 1 



Oolitic rock 4 



Compact oolite with fragments of 



shells 5 



Compact marly rock with Neri- 



ncBu and Lucina 3 



Compact oolitic rock, about .... 8 



The Careby Cutting (denuded in the 

 centre) extends for f of a mile, and ex- 

 poses the lower bituminous and brown 

 clays overlying the oolite of 15 feet 

 thickness ; it is thick-bedded, and blue 

 ia its centre, sometimes obliquely lami- 

 nated and shelly, with zones of marly 

 concretions ; the shells are chiefly Lima, 

 Pecten, Ostrea, Terehratula, and a few 

 corals ; some of the beds exhibit a bored 

 surface. 



A small section again exposes the 

 lower clays ; and, crossing the valley 

 traversed by the river Glen, Danes' Hill 

 Cutting (fig. 3) exhibits a good typical 

 section of the superincumbent clays, 

 viz. — 



feet. 

 Cornbrash in patches, with the 



characteristic fossils .... 2 to 3 

 Compact sandy and marly rock. . 3^ 



Marly rock full of shells' 2 



Oyster-bed, compact at bottom 

 and soft at top, full of oysters 

 flatly arranged, and a few other 



shells, Perna, &c 8 



Clay and soft marly rock, very 



irregular 4 



Clay enclosing shelly rock .... 4 

 Green sandy clay, Pholadomya, 



&c 1 



Bituminous clay Of 



Concretionary sand and lime rock 0-i- 



Shelly clays, Necera, &c 0\ 



Black and green clays (no shells) J:|: 



5i 



s -3 



CO H^ 



K J2 O ■" 



S £ -T -^ c 



3 u 2 o 



