|
Unit No. |
Description |
Thickness |
9
|
Alternating layers of hard, dense, blue, limestone and clay shale
|
+/- 25 ft.
|
8
|
Shale, small amount of sandstone
|
5.4 ft.
|
7
|
Limestone, blue, hard, many white fragments of fossils
|
0.5 ft.
|
6
|
Shale
|
+/- 1 ft.
|
5
|
Limestone, dark blue, unevenly bedded, few shale partings
|
4 ft.
|
4
|
Shale, yellow, clay
|
+/- 1 ft.
|
3
|
Limestone, dark blue, crystalline
|
0.5 ft.
|
2
|
Limestone, sandy, crinoid stems
|
2.9 ft.
|
1
|
Sandy shale and sandstone, mostly thin beds of sandstone
|
10.8 ft.
|
|