|
Unit No. |
Description |
Thickness |
1
|
Gray shale
|
|
2
|
Granular crinoidal limestine, poorly shown
|
8 ft.
|
3
|
Blocky and shaly sandstone, poorly shown
|
45 ft.
|
4
|
Massive sandstone
|
20 ft.
|
5
|
Erosion remnants of Winterset up to 1/2 fto., brown crystalline limestone
|
0.5 ft.
|
6
|
Black, fussile shale (Stark)
|
2 ft.
|
7
|
Gray shale
|
0.5 ft.
|
8
|
Bluish-gray, fine limestone with Marginifera
|
2.5 ft.
|
9
|
Shale
|
|
|