Fig. 8.16. Geologic map and section of the area from Bristol, Va., to Mountain City, Tenn. Re- 

 produced from Butts ef a/., 1933. Section 10 of index map, Fig. 7.1. Oa, Athens shale; Olm, 

 Lenoir, and Mosheim limestones; Ob, Beekmantown dolomite (Nittany and post-Nittany); Cc, Cono- 



cocheague limestone; Cn, Nolichucky shale; Chk, Honaker dolomite; Cr, Rome formation; Cs, 

 Shady dolomite; Ce, Erwin quartzite; Cq, Cambrian quartzite and shale, undifferentiated; gr, 

 Precambrian granite. 



Ill 



