TWUXTY-i^EVENTH ANNUAL MEETING. 249 



P. 



Flaggy, ferruginous limestone above, becoming thick and 



white below, with a thick shale parting near top 18 ft. 



Shale 4 ft. 



Limestone ledge 1 ft. 



Carbonaceous shale 3 ft. 



Limestone — the top foot flaggy 13 ft. 



Stratum, with some limestone 8 ft. 



Stratum and 2 feet of limestone, to railroad track 10 ft. 



A little further west there is this outcrop: 



G. 



Limestone rock, lower half rough 25 ft. 



Shale 12 ft. 



Ledge 1 ft. 



Shale 21/2 ft. 



Limestone ledge li^ ft. 



Shale 4 ft. 



Limestone in layer, with flints, (d) of the Armstrong section. .8 ft. 



Shale 2 ft. 



Limestone, thick bed at railroad level, thin layers below. . . .11 ft. 



River is about 10 feet below. 



Across the river at Argentine, street excavators in progress at the water- 

 works hill, exposed the section following: 



H. 



Fusulina limestone 8 ft. 



Sandstone and sandy shale 20 ft. 



Fusulina limestone 6 ft. 



Shale 4 ft. 



Limestone, upper half oolite 12 ft. 



Soapstone (shale) 7 ft. 



Rough limestone 11 ft. 



Rough layers, with thick shale partings 5 ft. 



Rough limestone 16 ft. 



Laminated sand shale, in parts almost sandstone 25 ft. 



Limestone 10 ft. 



Shale 12 ft. 



Limestone 10 ft. 



Shale 4 ft. 



Limestone 10 to 15 ft. 



At Turner, two miles west of Argentine, occurs this section: 



I. 



Limestone, several layers 2 ft. 



Limestone, massive oolite 8 ft. 



Limestone like the Quindaro "dimension" 2 ft. 



Rocky ledge, about 2 ft. 



Shale, greenish, with a ferruginous limestone streak in 



middle, about 8 ft. 



Rock, with black chert 4 ft. 



Layer limestone, shaly and laminated above 5 ft. 



At the quarries one mile west of Edwardsville the section is thus: 



J. 



Loess, slope, with gravel below 30 ft. 



Limestone, five or six layers 10 ft. 



Limestone, massive, oolite 6 ft. 



Limestone, thin layers, 3 to 5 inches each, and shale partings, 5 ft. 

 Limestone, two and three layers 7 ft. 



