522 C. P. BERKEY STRATIGRAPHY OF THE UINTA MOUNTAINS 



7. Calcareous sandstones, shaly sandstones, limetones, and cherty 

 dolomitic limestones, estimated at approximately 2,000 feet, close the 

 Paleozoic series. 



Figure 2.— Map of Region about the Headwaters of Du Chesne River. 



Showing approximate boundaries of the formations involved in the fault and flexure of the 

 southern flanks of the western Uintas. 



8. The Mesozoic formations of the Triassic, Jurassic, and Cretaceous, 

 of great thickness, follow in apparent conformity. 



9. On these formations in turn lie the Tertiary strata in a typical 

 progressive, overlap unconformity, which culminates in conglomerate 



