Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
13.3'
Sampled :
siltstone and silty clay, thin
layer siltstone in upper 4". dark
gray locally iron stained: plant
fragments. Weathers a light blue
grey.
Sample 21: upper half
Sample 22 - lower half
6' med. gr. so. non-stained with hard caps
of Fe cement in upper half inch (?? disformi?
ity may be at the top of this sand layer, or
between it and the sardstone below.
1' clayey siltstone: soft, light gray on weathered
slope:
2.5' so: soft, friable, thin bedded with Fe
stains; obtain from discoloration of numerous
grain size particles scattered through. local
beds undulated (this similar to so unit above
overlying siltstone: relationships here may be
strictly local)
21' SS: fine grained thin bedded irregular
bedding planes beds (.1-.5") gray:
finely speckled with brown-weathering
grain size particles; whole wh. weathers
platy; buff to brown, locally fairly well
undulated: ledge-forming. Becomes poorly
undulated laterally and underlies slope.
runs slams and local channeling common
in und. so. beds.