S42 



GEOLOGY OF OHIO 



Below Mr. Sanders's, the seam presents the following measurements : 



Number Okb. 



FT. IN. 



Clay shale, coal plants. 



Coal, upper bench - 1 1 



Shale - 3 



Coal, middle bench - - - ^ '-^ 



Shale - U 



Coal, lower bench 3 



Number Two. 



FT. IN. 



Shale. 



Coal, top 3 9i 



Shale 2* 



Coal, middle 5 ^i 



Shale ! 1 



Coal, bottom 3 



Number Threk. 



FT. IN. 



Shale. 



Coal, top 3 



Shale n 



Coal, middle ...- 5 6 



Shale 2 



Coal, bott/om.- - 3 1 



The thickness of coal, exclusive of the thin partings, is nine feet ten 

 inches, twelve feet, and eleven feet seven inches, respectively, at these 

 different openings. These openings are all near the town site of Buck- 

 ingham. It will be noticed that there is an unusual thickening of the 

 Tniddle bench. This everywhere characterizes the Nelsonville eeam on 

 Upper Sunday Creek. At Straitsville and Shawnee, on the Upper 

 Monday Creek, the upper bench is the thickened one. Three specimens 

 of the coal from Buckingham were analyzed by Professor Wormley. 

 Two of the samples I selected from the middle bench at locations of 

 measurements No. 1 and No. 2, and the third from the lower bench at 

 No. 2. The analyses are as follows : 



