|
Unit No. |
Description |
Thickness |
5
|
S shale and sandstone, light blue-gray, yellow-brown bench, cryptozoa abundant. Fusulina, crinoid stems, etc.
|
|
4
|
Shale, red zone near center
|
|
-
|
Combined thickness of units 4-5
|
48 ft.
|
3
|
Limestone, blue hd mass, single bed, crinoid fragments, few small fusulinids
|
1 ft.
|
2
|
Shale, carbonaceous, with sandy streaks; no fossils seen
|
4 ft.
|
1
|
Limestone (Tarkio), massive, brown
|
9 ft.
|
|