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ON THE COAL-FORMATION 



Provincial Names. 



Strong grey post, - 



Coal, 



Pavement-metal, - 

 Hard white post, 

 Coal, 



Pavement metal, - 

 Grey faikes, 

 Coal, 



Soft grey metal, 



White post, 



Blaes, with ironstones 



Black-stone, with i- 

 ron- stone and par- 

 rot blae, 

 Coal, splint and rough 

 Pavement-metal, - 

 Grey post striped, 



Blaes, 

 Coal, 



Pavement -metal, - 

 Red blaes, 



Foul coal, 



Pavement-metal, - 

 White stone, 

 Grey faikes, 

 White stone, 

 Blaes, 



Coal, with a rib of 

 stone in it, 



Pavement-metal, - 

 Red stone, 



Red stone, hard as flint 

 Blaes, with ironstone, 



Wernerian Names. 



Grey sandstone, - 



Cubical coal, » 



Indurated clay, 



Hard white sandstone 



Cubical coal, 



Indurated clay, 



Grey slaty sandstone, 



Cubical coal, 



Indurated clay, 



White sandstone, 



Slate- clay, with iron- 

 stone beds, 



Dark slate clay, with 

 iron-stone and bi- 

 tuminous shale, 



Slate and cubical coal 



Indurated clay, - 



Grey sandstone stri- 

 ped, 



Slate clay. 



Cubical coal, 



Indurated clay, - 



Red slate-clay, 



Coal mixed with stone, 



Icidu rated clay, 



White sandstcne, 



Grey slaty sandstone, 



White sandstone, 



Slate-clay, 



Coal with a bed of 

 dark clay sand- 

 stone, 

 Indurated clay, 

 Red sandstone, - 

 Hard red sandstone, 

 Slate-clay with iron- 

 stone, 



to 



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4 



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