PHYSICAL AND CLIMATIC SETTING 



21 



worn bowlders or cobblestones of this rock that have 

 been washed out of the glacial deposits and smoothed 

 and rounded on the shore of the lake. 



Ci-gi^K;' 



n/jmdur/oN or D/mf^tNT nocK md 

 %mm3(/ma or mrm^m 



LCG5ND 



^L/Mf^rONa H 6/\NDST0N£S 



E3 Gfumimi FmYJ 



Fig. 2. Geological map of the State showing the distribu- 

 tion of the different types of rock formations. 



Eeaching eastward across the State from the 

 Niagara Eiver to a point south of Utica and form- 

 ing the front of the Ontario escarpment, is a suc- 

 cession of limestone and drab shale formations. 

 The lower of these, chiefly shale, is the Clinton for- 

 mation on which Oneida Lake rests. Above it is the 



