386 



ANNUAL, REPORT OF THE 



Off. Doc. 



It will be observed that the formations containing the cabonaceous matter, 

 beginning at the lowest, are: 



The Utica Slates. 



The Marcellus Shales. 



The Genessee Shales. 



The Catsliill Red Sandstone (occasional streaks). 



Pocono Sandstone — False Coal Measures — (Coal beds unworkable). 



Pottsville Series. True Coal Masures. 



Allegheny River Series. 



Conemaugh Series. 



Monongahela River Series. 



Washington County Group. Permo-Carboniferous. 



Greene County Group. 



Triassic, New Red Sandstone. 



Tlie only formation in Pennsylvania, containing coal beds of com- 

 mercial value, is the Carboniferous, and it is useless to prospect for 

 coal in any of the other formations. Notwithslandin<>- th<' warnings 

 which have been repeatedly sounded for fifty years or more, attemjits 

 have been made and are bein^- made to obtain workable coals in the 

 Utica Slate, Marcellus Shales, Genessee Slate, the Catskill, the Poc- 

 ono or False Coal Measures and Triassic formations. Many hun- 

 dred openings have been made and many thousand dollars expended, 

 yet all have resulted alike, in absolute failure to find commercial 

 coal beds within them. 



While beds of coal have been found in Virginia and North Caro- 

 lina in the Pocono and Triassic formations, and have been worked 



