|
Unit No. |
Description |
Thickness |
7
|
Limestone, hard, crystalline, crinoids, and other fossils
|
|
6
|
Sandstone, lower 3 feet is more massive
|
12.8 ft.
|
5
|
Coal
|
0.5 ft.
|
4
|
Nearly all units is clay shale, only slightly sandy, some sandstone and sandy shale at base
|
26 ft.
|
3
|
Shale mostly
|
10.8 ft.
|
2
|
Sandstone and sandy shale
|
17.1 ft.
|
1
|
Covered interval to flood plain of Onion Creek
|
37.8 ft.
|
|