WYOMING, UTAH AND NEVADA. 



167 



4. The railroad passes through the axis of an anticlinal fold, exposing an excellent section of 

 Jurassic strata. 



5. Carbon offers an excellent opportunity for studying the Cretaceous coals of Wyoming. 



6. To the south of Percy station, Elk Mountain, which rises conspicuously above the plain, 

 consists of Archaean crystalline schists, with Paleozoic and Mesozoic strata upon the slopes. 



7. Rawling's Peak consists of an Archaean mass, surrounded by Paleozoic and Mesozoic beds. 

 In the coal measures is an interesting body of iron ore. 



8. Northeast from Point of Rocks is a remarkable outburst of leucite rocks. 



9. There is exposed here an interesting section of Laramie coal rocks. 



10. Near Rock Springs the coal formations are well shown. 



11. Along the bluffs of Green River are seen the best exposures of the Green River Eocene. 



12. On the south of the railroad, between Church Buttes and Carter, may be seen distant but 

 good views of the Uinta Range. 



13. About 3 miles north of Evanston are situated the Rocky Mountain and Wyoming coal 

 Company's mines, where there is a good section of the Laramie beds. 



14. From Wahsatch to Echo the railroad passes through Echo Canon, where are exposed both 

 the Vermillion Creek and Laramie formations, the former lying unconformably upon the latter. 



15. Passing through Weber Canon, from Lost Creek to Weber station, there is exposed a scries 

 of beds from the top of the Jurassic, through the Triassic, Upper Coal Measures, Weber Quartzite 

 to the base of the Lower Coal Measures. 



16. At the Devil's Gate the Archaean rocks of the Wahsatch Range are characteristically shown. 



17. The terraces of Lake Bonneville, which stand over 900 feet above the present level of Salt 

 Lake, may be seen from Uinta station. 



18. On the north side of the railroad at Matlin the old lake terraces are distinctly cut in basalt. 



