Unit No. |
Description |
Thickness |
1
|
Platy buff sandstone
|
+ 31 ft.
|
2
|
Coal
|
0.3 ft.
|
3
|
Underclay
|
0.5 ft.
|
4
|
Gray clay shale
|
18 ft.
|
5
|
Yellow nodular silty limestone, non-fossiliferous
|
+/- 1 ft.
|
6
|
Gray clay shale with thin platy crinoidal limestone
|
17 ft.
|
7
|
Bluish-gray crinoidal limestone, fine grained, hard contains Echinocadius
|
2.5 ft.
|
8
|
Silty shale and rippled sandstone
|
37 ft.
|
9
|
Massive granular molluscan limestone
|
3 ft.
|
10
|
Crystalline to fine irregular light gray limestone (cement city)
|
8 ft.
|
11
|
Shell
|
|