J52 STRATIGRAPPIY THE CONEMAUGH SERIES. 



Stonecoal Creek, 0.9 mile north of Snyder School, measure- 

 ments being made by hand level : 



Coal Exposure No. 223 on Map II. 



Feet. 



Coal blossom, Elk Lick 



Concealed 49 



Shale, green, with fossil shells, Ames 5 



Coal, Harlem, (1200' B.) 1 



Shale, limy and variegated, Pittsburgh Reds 20 



Sandstone, shaly, Jane Lew 10 



The following section, made at the mouth of an abandoned 

 opening, shows the greatest thickness of the coal found in 

 the county : 



Luther Casto Farm Mine No. 224 on Map II. 



On Wheeler Fork, 3 miles northeast of Vandalia; Harlem Coal; 

 elevation, 1300' B. 



Ft. In. 



Sandstone, shaly, Graf ton 15 



Shale, sandy 10 



Coal, Harlem 3 2 



Slate, pavement 



The following outcrop was noted in the western part 

 of Collins Settlement District, along the public road : 



Coal Exposure No. 225 on Map II. 



On Abrams Run, 2.6 miles southwest of Walkersville; Harlem 

 Coal; elevation 1170' B. 



Ft. In. 



Sandstone, massive, soft, Grafton 



Shale, dark green, fossiliferous, Ames 10 



Coal, Harlem 1 g 



Shale, gray 



THE PITTSBURGH RED SHALE. 



The Pittsburgh Red Shale of White 17 is generally preva- 

 lent throughout Lewis in the region of its outcrop, but is 

 everywhere underground in Gilmer. It is composed, usually, 

 of 30 to 60 feet of red and variegated shale, frequently divided 



"I. C. White, Bull. 65, U. S. G. S., p. 92; 1891. 



