|
Unit No. |
Description |
Thickness |
23
|
Limestone, gray, ashy, weathers slightly rusty; clams covered with algae (somewhat gradational contact); Sallyards
|
1.2 ft.
|
22
|
Shale, yellowish-gray, blocky, clayey
|
2.3 ft.
|
21
|
Mudstone, light gray, ostracodes in top part
|
0.65 ft.
|
20
|
Shale, olive-gray, blocky
|
5.4 ft.
|
19
|
Limy interval, nearly black clay and bluish, dense limy nodules, some reddish clay in lower part, algae (?) pellets
|
2.8 ft.
|
18
|
Shale, blue-green, clayey, flaky (grades into)
|
1.2 ft.
|
17
|
Limy zone, mottled clay and limy nodules, massive limestone, "worm eaten" at base
|
4.6 ft.
|
16
|
Shale, greenish-gray
|
1.4 ft.
|
15
|
Shale, red, clay
|
1.8 ft.
|
14
|
Limestone, dark gray, nodular, slabby
|
0.3 +/- ft.
|
13
|
Shale
|
2.0 ft.
|
12
|
Limy zone, dark gray, locally resistant dense limestone
|
1.0 ft.
|
11
|
Shale, yellowish-gray to greenish in lower part, flaky
|
3.0 ft.
|
10
|
Limestone, brownish, fine crystalline (like "Chase Co. Howe")
|
0.7 ft.
|
9
|
Shale, yellowish-gray, weathers light gray, limonitic in lower part, mottled black and gray in basal part (grades into); Bennett
|
11.3 ft.
|
8
|
Shale, black or mottled black and tannish-gray (grades into); Bennett
|
1.9 ft.
|
7
|
Shale or mudstone zone, gray, hard
|
3.4 ft.
|
6
|
Mudstone - slate-gray, weathers lighter gray, weathers rough, brecciated in basal part (grades into)
|
1.2 ft.
|
5
|
Shale, yellowish-gray, blocky, part is hard and resistant, yellow at top to olive-green in lower part
|
14.6 ft.
|
4
|
Limestone, yellow and gray crystalline, red chert and crystalline quartz, slabby, weathered surface is pitted
|
1.5 ft.
|
3
|
Shale, gray, clay; Long Creek
|
3.3 ft.
|
2
|
Platy shale or limestone (grades into); Limestone, brown, weathers yellow, massive; Long Creek
|
3.5 ft.
|
1
|
Limestone (dark shaly parting at top) rough weathering, pitted
|
1.1 ft.
|
-
|
Hughes Creek
|
|
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