THE PICTOU COAL FIELD — POOLE. 3*)7 



Ft. In. 



Measures 60 



Coal, coarse, Millrace seam ? 3 



Measures 60 



Coal, coarse, (jreorge McKay seavi '^ 3 



Measures ,50 



Oil shale, arenaceous K) 



Measures 60 



Coal, at A. McLean's barn, The 10-inch seam ? 1 8 



Grey conglomerate, exposed at and west of McLean's 



house 37 



Measures 2-5 



Coal very shaly 2 



Measures, arenaceous shales 1,5 



Black shales 13 



Coarse greenish conglomerates and flaggy sandstones.. 48 



Black shale 3 



Strong thin-bedded sandstones 16 



Strong conglomerate ovei'hanging the ravine 8 



Measures, arenaceous, partly conglomerates 55 



Bedded sandstones with plants 5 



Coal. The Mountain seam or Six Feet seam 4 



Underlaid by quarry sandstones, dipping 55", and abutting 

 against Cambro-Silurean rocks. 



The brook on which this section is taken leaves the old rocks 

 some 200 yards west of the Vale area corner, and naturally ex- 

 poses the coal and other beds over which it flow\s in its rapid 

 descent to McLean's house. It presents no exposure of Lower 

 Carboniferous intervening between the coal measures and the 

 metamorphic rocks as found round the shoulder of the moun- 

 tain eastward on McLean's brook, and westward on McLellan's 

 brook. 



Along the slope of the ancient sea wall of Cambro-Silurian 

 there are no exposures from this point west to McLellan's brook 

 the surface being covered with thick deposits brought by the 

 Glacial drift through this pass in the hills. The overlying con- 



