MONOGRAPH XXXLI.PARTIl.FL.DC 



11 g r.RnUlSICAL SURVEY 



EMIGRANT PEAK 



WHITE PEAKS MOUNT HOLMES 



.SEPULCHRE MOUNTAIN 



BUNSEN PEAK 



Section IV 



ELECTRIC PEAK 



GRAY PEAK 



CROWFOOT RIDGE 



THE CRAGS 



Section VI 



GEOLOGICAL SECTIONS AOROSS GALLATIN RANGE 

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JURATRiAS 



CARBONIFEROUS 

 IcrrTl 



CAMBRIAN 



NEOCENE 



porphyry. 



dp 



«S" 



Scale of Mile 



