Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
but ss silt contact is sharp.
Lower 1.8 platy to shaly,
T 2.4 Siltstone, massive, light gray
weather, but fresh is brn-gray.
showing fine plant frays,
carser below, where rush-like
prints common. Grades to
interval below.
U. 1.1 Liquitic silty clay with
local bentonitic zone [Sample 8]
in middle (up to 0.2)
V 0.2 Silty gray bentonite [Sample 7]
W 1.9 Silty brownish gray shaly clay
with carb plant frags.
X 1.2 Finer SS + siltstay massive
loc. porous carb frags
through]
Slump obscures below this.
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