LEWISTON 



MOSCOW 



i 



/ 

 i 



IDAHO 

 BATHOUTH 



MISSOULA 



/ 



s/ 



/ 



.M C GALL« 



yv 



| «OISE R 



I 



BOISE 4 



•Salmon 



Figure 1.— Location map of the Idaho Batholith and the study area. 



2 



