604 GEOLOGY OF OHIO. 
SECTION OF CORNIFEROUS LIMESTONE NEAR 
CORBIN’S MILL, PERRY TOWNSHIP. 
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Ferris's Quarry. ‘Delaware Stone.” 
“Blue Limestone.” Siliceous. 
Bone ber. 
Shaly Limestone 
not distinctly seen. 
Lower portion like section below. 
Thin. 
Highly fossiliferous. 
“Delhi Stone.” 
“White Limestone”, 
Building Stone. 
iSirm Courses 6 to 8 mn. 
(= ay Flinty nodules rich in fossils in 2 layers. 
Cutting Stone. 
Buff Magnesian Limestone 316 feet. 
Works easily, known as Sandstone. 
Level of Scioto River Cutti ng Stone. kee 
