Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Golden valley
Steeply dipping
Channel way cut
in/ Unit Below 18.2.
This unit extends up,
on sides of channel,
to about app. 27
Channel cuts to 18(?)
Lignitic purple brown
very fissile lignitic
shale
LIGNITIC sh. grades
laterally into a very
Grey, brown, & limonite
mottled concretionalry
un cemented ss.
A mottled dark grey, br.
& yell. Clayey siltstone
with < 1/2 to mica.