444 CARBONIFEROUS ROCKS IN CUMB. CO. LOGAN & FLETCHER. 



Ft- In. 



Gray sandstone 3 



Gray argillaceous shale, with ironstone nodules 10 



Gray sandstone 1 



Gray a.rgillaceoiis shale 2 



(From the succeeding bed springs an upright sigiUaria 

 of 1 foot in diameter; the lower part commences to 

 spread. ) 

 Gray argillaceous shale, with ironsfone balls and some 



sandstone 2 



Gray argillaceous shale, with ironstone balls 5 



8. Coal 2 



Gray argillaceous shale 4 



Coal 3 



Carhonaceous shale and Coal 1 3 



Coal 1 



Gray argillaceous shale, with ironstone balls 



and stigmarm (underclay) 4 



Coal 1 



— 7 1 



Gray argillo-arenaceous shale, with ironstone balls in 



abundance and stigmarice ficoides (underclay) 6 



Gray rough crumbly sand-itone 9 



Dark gray shale, with ironstone balls 1 



Gray arenaceous shale 3 



Gray sandstone 3 



Red argillaceous shale (chocolate coloured) 10 



Gray sandstone 1 



Red argillaceous shale as before 10- 



Gray rough sandstone 3 



Red argillaceous shale, as before, in beds of 1 to 4 feet, 

 with ironstone balls, and separated by beds of gray 



sandstone of 1 foot 20 



Gray rough sandstone, in beds of 1 to 2 feet, alternat- 

 ing with beds of red or chocolate coloured shale of 1 

 foot 15 



