SECTION OF LOWER PERMIAN EXPOSED IN THE 
ASHFIELD BRICK WORKS, CONISBOROUGH, Sept. 29th. 1915. 
Soil.Drifl 4 Subsoil. 
8 ft. Well bedded marl with blocks of limestone. 
Probably a solution phenomenon. 
2 ft. Massive cavernous Lower Magnesian 
Limestone and Bak&wellia antiqua. 
■=- =—-=-— ^-:-r:r-=L^:r= 2 ft. 3 in. Red and grey marl. 
1 ft. 4 in. StifiF marl (fairly well bedded). 
4 ft. 3 ins. Thin bedded limestones with 
red and grey marls. 
2 ins. Grey marl. 
2 ins. Red marl (fine bedded). 
1 ft. 5 ins. Buff limestones with thin bands of 
marl intercalated. . 
8| ins. Brown marl. 
7 ins. Dark grey marl. 
8 in. Chocolate red marl. (Passing up, grey at 
junction with bed below. 
5 ft. 6 in. Breccia with fairly persistent beds 
of sands about 2^ ins. thick ; beds of fine 
sand at the top with only small nebbles ; 
base obscured the whole replaced by 15 ins. 
of sand with few pebbles to the west. 
Proc. Yorks, Geol. Soc, Vol. XIX., Plate XXXIII. 
To face page 290. 
