COAL MINES OF LAWRENCE COUNTY. 1055 
FLGURE CLL 
STRUCTURE OF. UPPER FREEPORT COAL 
ON THOMAS COOPER'S LAND, WAT ERLOQ, 
Slate roof Sa Sa oe 
Parting. ey 
CHEF 
Five -clay ish ae 
The structure is seen to agree closely with the structure of the seam 
at Webster’s bank, and also at Strait’s, and we are thus warranted in 
believing that a continuous body of coal of this character occupies the 
entire interval. The maintenance of the heavy deposit of roof shales 
is also reassuring, inasmuch as it shows the thorough protection of the 
seam from early erosion. 
One mile further west, but still on the lands of Thomas Cooper, a 
second opening is found, agreeing essentially with the facts already 
stated. 
The seam can also be followed to the northwest of Waterloo. On 
the line between Sections 14 and 23, Symmes township, on the land of 
George Pearce, it is found with a thickness of 37 inches. It appears 
probable that the reduction in volume is rapid in this direction. The 
Sheridan coal (Middle Kittanning) appears in the same farm and at no 
great distance, the Ferriferous limestone also comes into the section. 
Southward from Waterloo the coal is found in all the tributaries of 
Symmes Creek that expose its horizon for 6 or 8 miles. The coal is 
