Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Summary of geology "3 miles due north of
Piedmont." [Roth's locality in sec. 28-4-6
Generalized section
Approx.
From slide
scer
2t A.
Tilford Quad.
8. Sandstone (Unit
of Wieland) -
20,0t
7. Ostracodal shale (Unit
of G.R.W) -
20,0t
6. Sandstone with shark teeth
and bones (Sample W-57-21)
3,0 to 4,0
Piec'd from
B.
5. Limestone dark gray weathers
brownish, becoming gray-
downward, gyp in
lower part. Upper 10t is sandy
in pinkish gray. Floet covers upper 15'
Schus sample
20't from top.
45,0
4. Limestone, cclc, gray to
greenish, one band bl.sh,
13 to 15 ft from top. Limest.
layers (massive conc.) in
upper 10 and two layers
in lower 2 feet.
24,0
3. Limestone, greenish, too,
gray silty to sandy with
crumbly cclc. masses in
upper 18'. Below this
sandy interbeds + some
pinkstein.
56,0
16