PIRATE 46. 



M O Ft RLS ON COUNTY 



_R_x_x_x_i_3Y_. ^'"BTxxX \v . , H.XXIX w KJSXVIIIW. 



i-P 



GEOLOGICAL AND NATURAL HISTOHV 

 SURVEY OF MINNESOTA 



l^ENTON AND SHKRBURNE 

 COUNTIES 



BY WARREN UPHAM. 



Explanation. 



Modified Drift, flal M-undulatiiy 

 Modified Drift , rolling or knme lilte 



\ j Till,iitidillalint] nrro/liiit/ 



I 1 nil.Tnare prominently roll lilt] 



L, I Till, knollyaiul hilly, -Tfrminal Moraines 



Svmltc. Granite and Gneiss. 



, 



(J^I 



YTON 



Archaean 



Contour Lilies /v shown 



fy for fash SO feet t>o\'f thf sea. 



