|
Unit No. |
Description |
Thickness |
|
Luta Limestone Member
|
|
8
|
Limestone, white, chalky, soft
|
1.8 ft.
|
7
|
Limestone, greenish-white, splittery, with Lingula (?)
|
0.7 ft.
|
6
|
Shale, green
|
0.5 ft.
|
5
|
Limestone, white, flaggy, with green remains of seaweeds
|
0.5 ft.
|
4
|
Shale, calcareous
|
0.7 ft.
|
3
|
Mudstone, splittery
|
0.8 ft.
|
2
|
Limestone, splittery, with crinoid joints, echinoid remains, Derbya (numerous), Composita, Schizodus
|
1 ft.
|
|
Cresswell Limestone Member
|
|
1
|
Limestone, massive
|
1 ft.
|
|