VIRGINIA 155 



The relations of the lower beds are shown in two sections. One re- 

 ported by Mr McCreath from northeastern Tazewell is 



Feet. Inches 



1. Concealed measures 40 



2. Coal 7 2 



3. Concealed 20 



4. Coal 6 1 6 



5. Concealed 80 



6. Coal 5 and dirt 4 6 



7. Concealed 91 



8. Coal 4 2 



9. Concealed 90 



10. Sandy fireclay 6 



11. Coal 3, Pocahontas 11 3 



12. Fireclay 6 



13. Shales and sandstone 61 



14. Coal 2 and shale 4 



15. Concealed. 12 2 



16. Gray sandstone 15 4 



17. Coal 1 1 



18. Sandstone, some shale 67 10 



19. Sandstone, coal streaks 8 8 



20. Shale and sandstone 294 9 



to red shale. The section does not reach to the top of the Clark formation. 

 The thickness of the Pocahontas formation is about 120 feet greater than 

 that assigned by Mr Campbell, but the difference is due probably to 

 choice of strata for the bottom. Doctor White gives a section supple- 

 mented by a boring at Welch, in north central McDowell, of West Vir- 

 ginia, much longer than that by Mr McCreath : 



Feet. Inches. Feet. Inches 



1. Concealed 150 



2. Coal 2 6 



3. Shales, sandstone, and concealed 40 



4. Coal 2 



5. Shales and concealed 60 



6. Coal bed," Welch" ._ 3 1 



7. Shales and concealed 10 



8. Raleigh sandstone 190 



9. Shales and concealed 160 



10. Coal, Quinnimont 1 6 to 2 6 



11. Sandstone and concealed 180 



12. Sandstone and slate 38 



13. Coal and bone 11 



14. Sandstone and shale ... 117 7% 



15. Coal bed 9 



16. Sandstone and slate 142 6J 



