Cornell University Library 

 QE 461.C98 



Augite-syenite gneiss near Loon Lake, Ne 



924 004 049 981 



(Rnmll Uttivmitg §ibats 



THE GIFT OF 



J«w^ a? AAM)M:<^^r^ 



A'\^^M_ 



IP 



<i/7/^ 



