220 



Geology of Dumfeies Basin. 



recent years ; the official journal of the bore at Mr Carruthers' 

 aerated water manufactory showing the following- results : — 



Inches. 



FORMATION OF STRATA PASSED THROUGH. 



Feet. 



Soil 



Sandy clay and stones ... 

 *Gravel 

 *Gravel and sand... 



Eed sandstone (chiefly hard) ... 



Breccia ... 



Sandstone (hard) 



Breccia ... 



Red sandstone ... 



Breccia (hard) ... 



Red sandstone ... 



Breccia ... 



Red sandstone (hard) ... 



Breccia (broken) 



Red sandstone (extra hard) 



Breccia ... 



Red sandstone (hard) ... 



Breccia (broken)... 



Red sandstone ... 



Breccia ... 



Red sandstone (extra hard) 



Breccia (very hard) 



Red sandstone ... 



Total 40.3 2 



A similar bore to the depth of 600 feet at the Gasworks g-ave 

 practically the same results, the underlying Silurian rocks at that 

 depth not being reached. 



On the western side of the basin the deposits of sandstone and 

 breccia do not alternate, but so far as I have been able to discover 

 consist wholly of breccia, outstanding bosses of which may be 

 seen in several places. It is well exposed in the course of the 

 river at Cluden Mills. A conspicuous ridge extends from 



It may be noted that the "gravel" and "gravel and saud" are 

 really forms of boulder clay or till. 



