Plate XIV. 



Mhyolite 



"Vret. Shale 

 T~~S5S-~-~-Bhyolite 



"zf^^OO ft. Shale 



i J y80ft. Rhyolite 



A portion of the East face of Gothic Mi. showing the relations of 

 the Eruptive Rocks to the Cretaceous Shales. 



