290 



PROCEEDINGS OF THE ACADEMY OF 



|_1880. 



Three different shafts were sunk, the extremes being 600 feet apart, 

 in all of which lignite was found. The shaft in which the following 

 section was made is about 150 feet from an outcrop of hornstone 

 and quartzite, and 300 feet from a creek which lies 200 feet 

 below it. 





24 



1 

 3 



2 

 1 

 3 



6 



1 



8 

 1 



2 



8 



11 



+ 



rM 





©;-=3): 





Mottled clay. 



Decomposed sandstone. 



Crust of iron sandstone and spathic iron. 



Decomposed sandstone 



with thin layers of clay. 



Nodules of pyrite. 

 Lignite. 

 Shale and clay. 

 Lignite. 



Shale and clay. 

 Lignite. 

 Shale and clay. 



Lignite. 



Light-colored shale 

 with fossil plants. 



Dark-colored (bituminous) shale. 



White clay with streaks 

 of rose-color, etc. 



Sandy clay. 



Ferruginous coarse sand with nodules of clay iron-stone, 

 4 inches to 2^ feet in diameter with ochre, clay, etc., 

 and quartz i^ebbles sometimes 3 inches in diameter. 



Light-colored shale. 

 Yellowish sand. 



Sandy clay. 



White, very fine micaceous sand 

 with clay. 



