MONKTON OVEN. 



333 



Fig. 240 shows a similar section, parallel with Section VIII, and six miles south of it. There are five dis- 

 tinct anticlinals upon it in a distance of six miles. The east end of the section is near the east line of 



Fio. 240. 



Section through Monkton in Red Sandrock. 



Monkton, not far from Kockville, where there are strata of coarse limestone overlapping a ridge of semi- 

 vitreous quartz ; the latter forming the termination of the great quartz range lying at the west base of the 

 Green Mountains. This limestone dips away from the quartz rock upon both sides. The remainder of the 

 section is the ordinary red sandstone, occasionally white, except beds of limestone and red dolomites at the 

 " .Ridge " and the west part of the town. 



The " Monkton oven " has been partially figured by Prof. Adams in his Second Annual Eeport, page 165. 

 Fig. 241 represents the same fold with its continuation for several hundred feet down the western side of the 



Fia. 241. 



Natural section of Red Sandrock, Monkton. 



hill. This sketch was drawn by Prof. Adams. The rocks, though many of them are pure qnartz, and 

 their strata sometimes exceeding a foot in thickness, do not appear to be fractured or have their continuity 

 at all disturbed. One of the strata is argillaceous, with cleavage planes perpendicular to the planes of 



