The Levenshulme Limestones. 



343 



Depth, 

 ft. in. 



i86 3 Reddish marls 



H. (Limestone 



Bright green marl 



Compact hematite marl 

 Earthy ironstone — olive brown 



Purple marl 



Cal. nodules in yellow marl 



Purple marl 



I. Limestone, very rough 



Green marls 



Purple marl 



Green and red marls 



.Purple and grey marls 



].( Limestone (Fish bed) 



I Green marl 



i88 

 189 



193 



193 



197 

 198 



254 

 256 





256 10 



258 10 



260 10 



261 5 



261 

 262 

 263 

 443 



Limestone 



X Limestone 



\Limestone 



Green marl 



Red „ 



Mottled marl 



Limestone, with hematite ... 



Mottled marls 



Purple „ 



Red hard shale 



Limestone nodules 



Light purple marl 



Indurated green marl 



Purple marls 



The section here dips beneath Glacial Drift. 



2 



I 



Thickness. 

 ft. in. 



o 10 



3 6 



3 10 



I 



56 



I 

 o 

 2 

 2 

 o 

 o 

 o 

 o 



o 

 o 

 6 



10 

 o 

 o 



7 



3 

 8 



II 



180 o(t) 



The Limestones occurring in the Upper Coal Measures 

 of Western Britain, appear to have been first noticed by Mr. 

 Francis Looney, F.G.S., in the key to Elias Hall's Geological 

 Map, at Ardwick, near Manchester, who described, early 

 in the century, fish remains from that horizon and from 

 the Bradford Coalfields, but Professor Williamson was 

 the first to fully describe them, in a memoir {London and 



