49 6 



OK THE COAL-FORMATION 



SECTION 



OF THE 



STRATA 



Of the Main Coal-Field of the County of Clackma- 

 nan, extending to the depth o/704 Feet. 



• 



CO 



u 







• 







imbe 



Provincial Karnes. 



Wernerian Names* 



thorn 



• 



4-1 



;hcs. 









ci 



[Fc 



W 



C 



1 



Earth or soil, 



Earth or soil, 



0 



4 



0 



2 



Red post-stone, 



Red sandstone, 



11 



2 



4 



3 



Soft blaes, 



Slate-clay, 



0 



4 



9 



4 



Ironstone band, 



Ironstone bed, 



0 



0 



3 



5 



Blaes with grey 



Slate-clay, with slaty 











faikes, 



sandstone, 



1 



2 



2 



6 



Coal, 



Cubical coal, 



0 



1 



6 



7 



Pavement- metal and 



Indurated clay and 











grey post, 



grey sandstone, - 



0 



4 



0 



8 



Hard white post, - 



Hard white sandstone, 



0 



5 



2 



9 



Grey post, 



Grey sandstone, - 



0 



4 



4 



10 



Blaes, 



Slate -clay, 



1 



0 



5 



11 



Coal, 



Cubical coal, « 



0 



1 



8 



12 



Pavement -metal, - 



Indurated clay, - 



0 



1 



0 



33 



Blaes with iron balls 



Slate- clay, with iron- 













stone balls, 



2 



3 



0 



14 



Strong grey faikes, 



Grey slaty sandstone, 



2 



0 



3 



15 



Coal, 



Cubical coal, 



0 



2 



0 



