U. S. GEOLOGICAL SURVEY 



BULLETIN 612 PLATE XIV 



A. TABLE ROCK NEAR BITTER CREEK, WYO. 



This rock is composed of alternating hard and soft Tertiary beds. The hard beds form the top of the table and 



o1 the benches. 



B. CHARACTERISTIC VIEW OF THE NORTH WALL OF THE CANYON THROUGH WHICH THE 



TOURIST PASSES NEAR POINT OF ROCKS. V/YO. 



The bluffs are composed of the coarse sandstone which separates the two groups of coai beds of the Mesa- 

 verde formation. The Rock Springs coal group lies below this sandstone and the Almond coal group aoove ix. 



