Fiii. I. 





Diagram showing tbe relatious of tbe Sedimeutarv rocks of the plains to the 

 ArchiPan rocks of the mountains. 



Fig. 2. 



i Confflnmemia 



Example of irregular .Junction between the Archaean schists and .Jurassic 

 conglomerates and shales, near Turkey Creek. — J. T. Gardner. 



Fiti. W. 



To illustrate the shelving off or overlays of the Trias.sic Sandstone on the 

 Arch.'eau, at Dry Creek, between tbe Big and Little Tliompson Creeks. 



