|
Unit No. |
Description |
Thickness |
|
Permian System -- Admire Group
|
|
|
Janesville Shale
|
|
|
West Branch Shale Member
|
|
5
|
Shale, gray, thin-bedded, no megafossils
|
10 ft.
|
|
Falls City Limestone
|
|
4
|
Limestone, massive, gray to tan crinoid columnals present
|
3.3 ft.
|
3
|
Covered interval
|
5.0 ft.
|
2
|
Limestone, gray, massive, crinoid columnals present
|
3.4 ft.
|
|
Onaga Shale
|
|
|
Hawxby Shale Member
|
|
1
|
Shale, thin-bedded, black, gray and yellow, no megafossils
|
9.2 ft.
|
|
Total thickness of section
|
30.9 ft.
|
|