430 CARBONIFEROUS ROCKS IN CUMB. CO. — LOGAN & FLETCHER. 



Ft. In. 



Gray argillo-arenaceous shale 10 



Gray sandstone 1 



Gray arenaceous shale, in two equal beds 7 



6. Coal 3 



Gray argillo-arenaoeous shale, with stigmariw ficoides. . 2 



Greenish gray sandstone 2 



Gray argillaceous shale 1 



Gray argillaceous sandstone, with stigmarice ficoides 



(understone) 2 



Gray argillaceous shale 3 



Reddish gray sandstone 1 



Gray argillaceous shale 1 6 



(In this shale, and running into the sandstone above, is 

 visible a calamite at an angle of 45° to the plane of 

 the deposit. It appears to start from the coal below.) 



7. Coal 1 



Gray argillaceous shale, with stigmarlw 



ficoides. (underclay) 1 6 



Coal 2 



Gray argillaceous shale, with stigmari-ce 



(iinderclay) 4 



Coal 1 



2 2 



Gray argillaceous shale, with stigmarice (underclay) . . 2 

 Greenish gray crumbly sandstonei, wnth stigmarice at the 



top 8 



Red shale 12 



Greenish gray sandstone 3 



Red shale, with some few beds of sandstone 20 



Red shale and reddish gray sandstone, in beds of one 



to three feet 12 



Reddish gray sandstone, in thin layers, alternating with 



red shale : 12 



Red and green arenaceous shale 4 



