Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
493-C (cont)
J. 29
Gray shale + silty shale few thin
layers siltstone. Rusty streak at top.
Sample 493-C #5
K 25
Gray shale + silty shale, 1" bentonite
at top. Prob CO2
Sample 493-C #6
L 28
Gray shale + silty shale prob CO2
Sample 493-C #7
M 2
Bentonite.
N 26
Brittle gray shale close, rusty zone 11"
above base
Sample 493-C #8
O 4"
Bentonite
P 6
Gray shale prob CO2
Q. 2
Hard silty shale bad on light gray weathering
probably calcareous. Maybe IS?
R, 3
Black shale Sample 493 C #9
S 8
Bentonite
T 13
Brownish black shale with oysters
also Sample 493 C #9
U, 24
Bentonite
V. 19
Light tan siltstone platy with
some shale in lower part.