ST lO^OGIST. 129 



Upon tli. .toil Burfacee of the rocks, has been 



ht an immcc worn and comminuted 



fr( in the bn ak ; ; 



lily— find 



t' d Uiixtuto of Hue 



I lutonic boul coarse 



:i arranged in n which have a 



ular dip, tag on 



a hill-- I Q ma" 



they 



the surface, Through the interior of the 



found outcropping at jrregulai . oduc- 



orthy for 



A field wa ihern part 



i county in whicl . ment, th e dis- 



u adjacent stonea v. four inches. This 



small field had already furnished many hundred cords of these 



■tones; but ei ted to favor the development of 



v, this and similar lands are found 

 to pi I of wheat. 



Ore a use is ma . bble stones f . - s of pav- 



ing in tl. e for which their great hardness and 



tough: them eminently fit. Miner alogically, they 



consist n if syenite, greenstone, 



indstones, and hornblendic, talcose, and 

 scrj m :cs. 



the boulder bed we find a di | -illaceous 



and a: ds more distinctly stratified >rtcd, 



as if by t: action far as ] have ob- 



!, the lake ridges and ten ked in these mate- 



Here we find I uiiid, nun trunks, generally of 



ax, many of whil from 



Luke Buron, aear Port Grati t, and 

 at numerous its on the lak . 



The materials of this | drift are not s< i ly of 



•rthern origin e of the boulder d :iiaps 



17 



