Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
(2) contd (old road cut)
possible marker bed above to
5/16/95 base of section. (L, G & B, 1979, loc. 51)
(81) X on east side of US 52, ca 1 mile from
junction of US 52 & Iowa U.S. 61. Fickling's X,
Dubuque Fm + underlying Stewartville
Fm. 1 B+W photo.
100 yards south on US 52 to Olde Massey
Road; turned into southern entrance
of X (v. gullied road in X) where we
were at top of Dubuque Fm + weathered
Maquoketa Fm slope. 1 B+W photo.
long grade of road US 52 into St Donatus
from north. Extensive weathered
road cut.
Various roadcuts on US 52 into
Bellevue. Gas at Conoco N end of Bellevue
hunch at Wagner's S end of Bellevue
Bellevue State park at top of hill. High
massive bluff at top of hill of Siln dolomite.
(22) Maquoketa Fm bottom is covered +
we could see v. v. little of it. Overlying
unit is Siln Hopkinton Fm
+ lower part is a v. shaly, silty
dolomitic siltstone (see C Ross trips 1976?)