94 STRATIGRAPHY GENERAL SECTIONS. 



Cedarville Section, Center District. 



Thickness Total 



Dunkard Series (253') Feet. Feet 



Sandstone, fragments, at top of knob Uoner 



Marietta 



Shale, variegated and sandy, Creston Reds... 47 47 

 Concealed and sandstone, brown, flaggy, Lower 



Marietta (1363' L.) 30 77 77' 



Fire clay shale, yellow, Washington 25 102 



Shale, sandy g UQ 



Sandstone, flaggy, brown, with shale break in 



lower half, Mannington 60 170 



Concealed, with red shale 33 203 



Sandstone, brown and massive at top, partly 



concealed in bluff, Waynesburg, (1187' L.') 50 253 176' 

 Monongehela Series (374') 



Concealed, with red shale 42 295 



Sandstone, massive, with streaks of shale, me- 

 dium hard, medium coarse, (sma 1 ! quarry ' 



here) Gilboy ' 18 313 



Concealed and red shale 35 348 



Sandstone, flaggy, Uniontown 12 360 107' 



Concealed and red shale 28 388 



Sandstone 8 396 



Shale, red, with limestone nodules near top, 



and iron ore nodules in lower portion 73 469 



Shale, sandy and variegated 28 497 



Limestone, red, shaly, Sewickley 2 499 139' 



Shale, variegated, with thin sandstones 38 537 



Sandstone, shaly 9 546 



Shale, sandy 8 554 



Sandstone, massive, greenish gray, medium 

 coarse, medium hard, with mica flakes and 



some peroxide of iron, Cedarville 32 586 



Shale, sandy, with dark streak of slate near 



middle, Redstone Coal horizon 5 591 



Sandstone, massive, coarse, soft, Weston 27 618 



Shale, sandy 3 621 



Slate, black 3 624 



Coal 0' 6"] 



Shale, dark. 1 10 ! (2' 8") Pittsburgh (810' L.) 3 627 128' 



Coal 4 J (Mine No. 185 on Map II). 



Conemaugh Series (33') 



Shale, sandy 18 645 



Sandstone, massive, cliff rock, to Cedar Creek, 



Lower Pittsburgh 15 660 



In the following section, arranged in descending order, 

 the surface portion was measured with hand level up a high 

 hill on the north side of Left Fork of Steer Creek, one-half 

 mile southeast of Bennett, and just west of Spring Run. The 

 measured section connects directly with the record of the 



