380 



GEOLOGY OF EASTERN WISCONSIN. 



FOSSILS OF THE GUELVH BEDS OF THE NIAGARA GllOUP CO)ltl)lUC(l. 



INDUSTRIAL VALUE or THE WAUKESHA, KACINE AND GUELPH BEDS. 



Lime. Probably the Niagara limestone surpasses all other forma- 

 tions in the interior of the continent, in the amount and excellence of 

 the quick lime produced from it, and certainly the formation no 

 where surpasses the purity and adaptation to lime manufacture that 

 it attains within the_region under consideration. The excellence of 



