49° GN THE COAL-FORMATION 





Yds 



Ft. In. 



D. A coal, 



o 



3 0 



Various strata, 





0 0 



E. A coal, 



o 



5 0 



Various strata, 





0 0 



F. A coal, 



o 



4 0 



Various strata, 



22 



0 0 



G. A coal, 



O 



9 0 



Various strata, 



86 



0 0 



H. A coal, 



o 



3 0 



Various strata, 



ii 



0 0 



I. A coal, 



0 



5 0 



"Vjirinnc striata 



T T 





K. A coal, 



o 



3 6 



Various strata, 



26 



O O 



JL. A coal, 



0 



I 9 





202 



O O 



Coal, 





42 8 



The coals also rise 



from the dip, or 



from the 



Great North Slip, southward till they successively 

 meet the clay or alluvial covering. All the coals 

 of this field, from A. to G. inclusive, were wrought 

 long ago, and are now full of water ; but the po- 

 sition of these coals and strata are ascertained, by 

 examining the crop of the coals, and from the 

 report of the oldest colliers who live in the di- 

 strict. 



Below the coal L, no very accurate borings have 

 been made ; and of this we are certain, that m 



