THE CENTRAL BASIN OF TENNESSEE, 



lor 



SECTION ACROSS SEQUACHEE VALLEY TO LOOKOUT MOUNTAIN. 



From Saford. 



4. Knox Dolomite ; 5. Trenton and Nashville ; 6. Dyestone (Niagara) ; 7. Black Shale ; 8. 

 '.). Mountain Limestone ; 10. Coal Measures. 



EXAMPLE OF VALLEY OF ELEVATION. 



WELLS CREEK BASIS.— From Safford. 

 Geology of Tennessee, page 147. 



8a. Siliceous ; 7. Black Shale ; 6. Lower Helderberg ; 5d. Niagara, Meniscus Limestone ; 4. Nashville 

 i. Trenton ; 2c'" Knox Dolomite. 



VALLEY OF ELEVATION. 



