STRATIGRAPHY GENERAL SECTIONS. 



Thickness Total 



Feet. Feet. 



Concealed in bench 10 145 



Allegheny Series (185') 



Concealed in steep bluff, with sandstone, 



Upper Freeport 75 220 



Shale, gray, with plant fossils 10 230 



Concealed 36 266 



Slate, black, Upper Kittanning Coal horizon.. 266 



Concealed 35 301 



Sandstone, massive, Lower Freeport, lower di- 

 vision 20 321 



Coal 2' 0"] Lower Kittanning 



Slate, black 4 }. (3' 11") (1255' B.; 4 325 325' 



Coal, visible 1 7 J (Mine 257, Map II.) 



Concealed 5 330 



Pottsville Series (811') 



Sandstone, massive, Homewood 25 355 



Concealed 95 450 



Sandstone, shaly 20 470 



Concealed 15 485 



Shale, dark, with ferriferous limestone nodules 



and marine fossils 10 495 



Shale, dark, bony, with marine fossils, 0' 6", 



Kanawha Black Flint (1085' B.) 0.5 495.5 170.5' 



Slate, black, bony 0.5 496 



Shale, gray (0' 8") 1 497 



Coal (0' 4"), Stockton - 497 



Fire clay shale 10 507 



Sandstone, massive, to creek 13 520 



Interval 200 720 



Continued by A. K. Wilson No. 2 (597) Well 

 Record (1010' B.) : 



Conductor 16 736 



Sand 10 746 



Shale, black 49 795 



Sand, white 55 850 



Shale, black 110 960 



Sand, gray 17 977 



Shale, black 45 1022 526.5' 



Oil Sand, Salt 52 1074 



Shaie, black 52 1126 



Oil sand, and gas, Salt 15 1141 119' 



Mauch Chunk Series (344') 



Shale, blue 8 1149 



Shale, red 256 1405 



Shale, blue 30 1435 



Lime rock 20 1455 



Sand, gray, and gas, Maxton 30 1485 344' 



Greenbrier Limestone (230') 



"Trenton rock," Big Lime 230 1715 



Pocono Sandstones (181') 



Shale, blue 70 1785 



Sand, blue, Big Injun 25 1810 



Shale, blue 86 1896 



Catskill Series (594') 



Red rock 124 2020 



Sand, white 20 2040 



