|
Unit No. |
Description |
Thickness |
21
|
Limestone - Cottonwood
|
4.75 ft.
|
20
|
Shale - yellow, limy
|
10.25 ft.
|
19
|
Limestone or calcareous shale, yellow, drab, platy to nodular in upper part
|
2.65 ft.
|
18
|
Clay - light greenish gray, block
|
0.55 ft.
|
17
|
Clay - calcareous, medium greenish gray, blocky
|
1.3 ft.
|
16
|
Clay or shale - greenish gray, blocky
|
1 ft.
|
15
|
Clay - red
|
1.2 ft.
|
14
|
Shale or clay, bright green, and some purple
|
1.35 ft.
|
13
|
Conglomerate, rounded limestone pebbles in green clay
|
0.4 ft.
|
12
|
Limestone - gray, dense, pelecypods
|
1 ft.
|
11
|
Shale - green, blocky, rein fillings contorted bedding
|
4.05 ft.
|
10
|
Limestone - bluish gray, weathers more or less corrugated platy algae growths in upper part, Osagia and forams
|
0.9-1.4 ft.
|
9
|
Limestone - light gray, hard, crystalline pelecypods
|
0.4-0.2 ft.
|
8
|
Limestone and clay, cavernous limy material, weathers into honey comb like masses of yellow limestone, harder more persistent bed at base +/-0.5 ft.
|
5.6 ft.
|
7
|
Shale - green, hard, grades into harder limy shale and darker impure limestone in middle and lower part
|
2.5 ft.
|
6
|
Limestone - brown and gray, a coquina of minute fossils, shells and algae. Come distinct bands of harder brown or tan limestone
|
1.5 ft.
|
5
|
Limestone - yellow, very platy, weathers yellow, brachiopods and sea urchin spines, and Derbya crassa
|
0.7 ft.
|
4
|
Shale - light gray, marly, fossils, spines
|
0.8 ft.
|
3
|
Limestone - light bluish gray, uniform medium grain, somewhat platy, or irregularily slabby - non-fossiliferous
|
1.85 ft.
|
2
|
Limestone - brown and gray, "oat meal" rock Osagia, massive
|
1.2 ft.
|
1
|
Limestone - brown and gray, thin-beds, crystalline, cavernous, exposed
|
1.5 ft.
|
A
|
Limestone - yellowish, brecciated, porous, algal, the lower 0.9 ft. of bed #1 probably correlates with this bed
|
0.9 ft.
|
B
|
Limestone - yellowish-brown, laminated, algal, well bedded, fusulinids
|
0.5 ft.
|
C
|
Limestone - gray, silty and clayey, laminated, slabby with fusulinids
|
0.5 ft.
|
D
|
Shale - gray, laminated, clayey, soft, fusulinids
|
0.5 ft.
|
E
|
Shale - black, platy to block, no fossils
|
0.65 ft.
|
F
|
Limestone, brownish gray, rusty surface, weathering, laminated algal, Crurathyris crust at top
|
1 ft.
|
G
|
Shale - gray, dark at base, calcareous with fossil fragments
|
0.9 ft.
|
H
|
Shale - black, calcareous, fusulinids
|
0.1 ft.
|
I
|
Limestone - gray, impure, thin-bedded, fusulinids
|
0.3 ft.
|
J
|
Limestone - brown porous, mottled gray-brown, highly Osagia bearing
|
0.9 ft.
|
|