BERING RIVER COAL. 67 
Ft. in. 
Shale, carbonaceous, with bands of coal 6 to 12 inches thick (exposure poor) 45 
Arkose, flaggy and fine grained, with some sandstone 93 
Shale, carbonaceous 2 
Coal 2 I 
Shale, carbonaceous 6 
Arkose, flaggy, fine grained 127 
Shale, fine grained, blue , 291 
Coal (exposure not good, estimated with shale) 11 
Arkose, flaggy, and shale 50 
Shale, carbonaceous, with coal (exposure obscure) 2.3 
Arkose, flaggy 163 
Shale with thin coal streaks one-half inch thick 5 
Coal 6 
Shale 1 
Coal 
Shale 2 
Coal 5 
Shale and flaggy arkose 84 
Coal 3 
Shale 6 
Coal G 
Shale 6 
Coal 1 
Arkose, flaggy, and shale G8 
Coal, clean 8 
Shale 36 
Arkose, flaggy, with some shale 198 
Coal 1 
Shale 2 
Coal, clean r > 
Shale 287 
Arkose 130 
Shale 87 
2,043 
(Anticlinal axis on divide at head of Carbon Creek.) 
Section of upper part of Kushtaka formation on ridge between Trout and Clear creeks. 
Contact with overlying formation. Ft. in. 
Arkose, possibly with thin beds of coal 60 
Coal (5 to 6 feet thick) , with shale 10 
Arkose 83 
Coal 1 
Arkose, thin bedded and shaly 92 
Shale, dark 29 
Coal 1 
Shale, dark, with lime concretions - r >l 
Coa 1 4 
Shale 4 
Coal 1 < I 
Shale 1 
Coal - I 
Shale, dark, with concretions, thin beds of arkose, and several beds of coal whose thickness 
could not be determined ir,r> 
Arkose, thin bedded 33 
Shale, dark ' *-' 
Coal V . ! - 
Shale 8 
Arkose .* 52 
Shale, with some coal 2,) 
Arkose ' ' " 
Shale, dark 12 
815 
