Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
minor gray at top
8.
Massive argillaceous siltstone and fine
sandstone, pink, red, & yellow-gray,
grades to interval below.
36.6
Sandstone, upper 15' medium with
zone of argillaceous silt stone base, then
remainder med to coarse & conglomerate
with good coal.
whole massive, wealty pink to buff
basal 5 to 6' locally beds of solid
cgl.
Below typical green Morrison beds
63