HELL CREEK BEDS, CERATOPS BEDS AND EQUIVALENTS 1 87 



ft. in. 



Shale, gray 5 6 



Sandstone, gray 20 



Limestone, weathering red 3 



Sandstone, gray 4 



Limesione, weathering red 6 



Sandsi one, gray 4 



Coal and shale i 10 



Sandsi one, gray 3 6 



Limesione, weathering light red i 6 



Shalt dark 3 



Limestone, weathering red 3 



Sandstone, gray 2 



Coal 8 



Shale, yellow 5 



Limestone, weatherir-g light red 8 



Shale, gray 13 



Limestone, weathering red 6 



Sandstone, fine gray 3 



Limestone, weathering red 2 



Sandstone, gray 2 



Limestone, weathering red 2 



Sandstone 5 



Coal (Weaver bed) (D) 2 4 



Shale 5 



Coal I 3 



Shale 10 



Coal 6 



Shale 6 



Coal 3 



Shale, sandy, dark yellow 6 



Limestone, brittle 6 



Shale, dark gray 5 



Shale, fissile, dark brown 4 6 



Coal 6 



Shale, gray, with numerous limestone concretions 17 



Limestone, weathering red 6 



Shale, dark, with thin layers of i-ed limestone 10 



Sandstone, brown, containing fragments of carbonaceous 



material 7 



Coal I 6 



Shale, light gray 9 



Limestone, red 2 



Shale 3 



Coal 3 



Shale, blue 8 



Coal, with three small streaks of bone 3 4 



Sandstone 6 



Shale • 4 



