|
| Unit No. |
Description |
Thickness |
|
47
|
Base of Wreford? badly slumped
|
|
|
46
|
Concealed
|
10.0 +/- ft.
|
|
45
|
Limestone, thick and thin-bedded and platy, light buff-gray, unfossiliferous
|
4 +/- ft.
|
|
44
|
Shale, much slumped
|
4.0 ft.
|
|
43
|
Limestone, with fine large algae, grading laterally into limestone with crinoids, echinoids, brachiopods, bryozoans, etc.
|
1.0 ft.
|
|
42
|
Shale, green
|
4.0 ft.
|
|
41
|
Limestone, argillaceous, rubbly
|
0.5 ft.
|
|
40
|
Shale, purple and red at base, green at top
|
7.0 ft.
|
|
39
|
Boxwork, green
|
2.0 ft.
|
|
38
|
Shale, buff, limy, an argillaceous limestone 5.0' above base
|
10.0 ft.
|
|
37
|
Limestone and shale, much covered and slumped, the limestone is buff; gray, massive, weathers platy, large Pinna in upper limestone, uppermost layer greenish
|
11.0 ft.
|
|
36
|
Shale, brown-green, partly covered at top
|
13.0 ft.
|
|
35
|
Limestone, platy, argillaceous with pectins
|
1.0 ft.
|
|
34
|
Shale, green with red zone 3.0' thick in middle
|
12.0 ft.
|
|
33
|
Limestone, massive, weathers platy, Derbya
|
2.0 ft.
|
|
32
|
Shale
|
2.0 ft.
|
|
31
|
Limestone, light green, weathers brown, thick bedded, small crinoid stems
|
3.0 ft.
|
|
30
|
Shale, green
|
1.5 ft.
|
|
29
|
Limestone, pinkish to greenish, argillaceous
|
0.4 ft.
|
|
28
|
Shale, green
|
3.5 ft.
|
|
27
|
Limestone, medium bedded, lower part molluscan; middle part weathers cavernous; upper part a few inches thick, packed with small clams and snails
|
3.0 ft.
|
|
26
|
Shale, lower part covered; upper part very fossiliferous with bryozoans most (a) also Composita, Dictyoclostus. A more indurated zone 4.0' from top
|
10.0 ft.
|
|
25
|
Limestone, green-gray, argillaceous, somewhat rubbly, some boxwork in center
|
1.0 ft.
|
|
24
|
Shale, poorly exposed
|
2.0 ft.
|
|
23
|
Limestone, green-gray, platy, laminated, with pockets filled with gypsum
|
2.0 ft.
|
|
22
|
Boxwork
|
2.0 ft.
|
|
21
|
Shale, mostly concealed, but lower few inches exposed, yielding large, slender fusulines, and brachiopods. At base just above cen.
|
6.0 ft.
|
|
20
|
Limestone, light gray, weathers buff, massive, small slender fusulines
|
2.0 ft.
|
|
19
|
Limestone, thick-bedded in 2 layers, light gray, weathers buff, 3 chert layers in parallel bands, Composita, "Lophophyllum," crinoid fragments, bryozoan, echinoid spine base, Ambocoelia
|
2.1 ft.
|
|
18
|
Shale, limy, thin-bedded, mascerated fossil remains
|
0.5 ft.
|
|
17
|
Limestone, algal, light brown, argillaceous, algae are small, spheroidal, arranged in pockets; between pockets are brachiopods, echinoids, etc.; much mascerated
|
0.5 ft.
|
|
16
|
Limestone, rubbly, argillaceous
|
0.6 ft.
|
|
15
|
Shale, green, some gypsum and plant remains just below top
|
8.0 ft.
|
|
14
|
Limestone, somewhat rubbly, argillaceous
|
0.9 ft.
|
|
13
|
Shale, green
|
1.0 ft.
|
|
12
|
Limestone, gray, argillaceous, platy, laminated, prominent jointing, very angular breakage
|
0.8 ft.
|
|
11
|
Shale, green, rubbly limestone 6' above base
|
14.0 ft.
|
|
10
|
Limestone, lower part massive; upper part platy, laminated
|
3.0 ft.
|
|
9
|
Shale, echinoid spines, brachiopods
|
2.0 ft.
|
|
8
|
Limestone, thick-bedded, cavernous, mascerated fossils
|
5.0 ft.
|
|
7
|
Shale, fusulines, brachiopods, crinoid remains
|
2.0 ft.
|
|
6
|
Limestone and shale, thin-bedded, argillaceous, fusulines in shale, echinoids, brachiopods, etc. in limestone
|
2.0 ft.
|
|
5
|
Shale, buff, clay
|
1.5 ft.
|
|
4
|
Limestone, thick-bedded, mascerated fossils, small echinoid spines
|
1.0 ft.
|
|
3
|
Shale, green, partly covered
|
11.0 ft.
|
|
2
|
Limestone, argillaceous, thin-bedded
|
1.5 ft.
|
|
1
|
Shale
|
8.0 ft.
|
|
