OF C LAC KMANANS HIRE. 493 



40 9 with the horizon, and parallel with the hill 

 face, as we find them nearly in that position ; but 

 making a greater angle at the Silver Burn Glen, 

 upon the west side of the hill, and in the Wester- 

 town Glen on the east side of the hill. Both these 

 glens present a most interesting display of the 

 strata, the water having cut down the several beds 

 of stone, and brought to view the precise junction 

 of the coal-ibrmation with the Ochill hills. These 

 mountains, I conclude, belong to those termed 

 Transition according to the celebrated Werner ; 

 and the relative position and importance of these 

 rocks in mineralogy, have been ably illustrated by 

 Professor Jameson in his different works. 



SECTION HI. 



OF THE COAL-FORMATION IN THE NORTH 



COAL-FIELD. 



We have now to describe the strata which 

 have been perforated in sinking pits in the Main 

 Coal Field of Clackmananshire. 



A point immediately adjoining the Devon Iron- 

 works, on the North Coal Field, is pitched upon, 

 as being the place where the strata have been ac- 



