348 Mr. Brockbank and Mr. C. E. de Range on 



Depth from the 



Surface 



. 



ft. in. 





1243 



8 



1248 



2 



1259 



5 



1265 



2 



1266 



2 



1277 



6 



1280 



9 



I281 



6 



1289 



6 



1299 







1300 







Strata. Thickness. 



ft. in. 



I 6 



4 6 

 II 6 



5 8 

 I o 



II 4 



3 3 



9 



8 o 



9 6 



1 o 



Grey limestone •. 



Shale and clay 



Variegated purple shale 



Purple shale, lenticular ironstone 



Red sandstone, very fine 



Red and grey sandstone, very fine . . . 



Purple shale 



Calcareous band, with ironstone 



Sandstone and shale 



Red and grey sandstone (Neuropteris) 

 Red shale 



The vertical thickness of the Coal Measures here pene- 

 trated amount to 263 feet, of which about 34 feet consist of 

 limestone, limestone breccia, and ironstone. 



At Messrs. Deakin's (now Manchester Brewery Com- 

 pany) well at Ardwick, the Upper Coal Measures occurred at 

 a depth of 483 feet from the surface, thus : — 



^ /Hard red marl, with limestone and hema-\ ^ 



I tite bands j 



489 9 Red and grey shale o 7 



At Messrs. Fryers and Co.'s Sugar Works the Upper Coal 

 Measures occurred at a depth of 420 feet, the section being : 



r (Red and purple marls, with bands of\ ^ 

 1 Spirorbis Xvcci^'sXonQ ) 



At Messrs. Worrall's , .Dye Works, Ordsall, near Salford, 

 the Coal Measures were reached at a depth of 1,230 feet; 

 6 feet 6 inches of hard grey rock, resting on red marl, was 

 only proved, the total depth being 1,236 feet. 



The Permians were not penetrated at Messrs. Grove and 

 Whitnall's Brewery, Regent-road, at 666 feet from the 

 surface, or at Messrs. Holt's Brewery, Cheetham Hill, at 

 526 feet. 



