Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
9[side]?
9, 8.0
As below with [illegible] persistent
conc layers at top and base.
Lower one horn to reddish weather
is with conc-in-conc silt
jackets, zone up to 4' thick.
Upper zone similar.
Section 2
Starting about 21 foot of slope
and measuring up on S side of
toe of spur about 500 ft east section 1.
1/7.5
Clay, silty, with blocks of
silt - espcc in base( 5.0.
Dark gray, blocky, with some
OB + rusty stain. Upper 2.0
is a tough silty clay which
is locally soapy & bentonitic;
holds small shoulder and
weathers to popcorn darker
grey than units above.
2) 415.0
Shale, gray, finely silty, weathers
tite gray; grades thinly sh,
and clay to unit 1 in lower 2.5
20