|
Unit No. |
Description |
Thickness |
4
|
Winterset limestone, non cherty but otherwise characteristic for Winterset in this part of state. Has a 20 - 30 foot 3/4 mile North of this exposure
|
20 - 30 ft.
|
3
|
Shale - black - well exposed although not as great thickness as East of bridge South of this exposure, exact contact with limestone below is not seen. Yellow at base Stark shale
|
4.3 ft.
|
2
|
Limestone, rather light in color, earthy, marklets in crystals, few fossils - Canville
|
2.3 ft.
|
1
|
Sandstone, great thickness exposed down stream
|
|
|