Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
0.6 - Shale dk gray
with 0.3
bentonite in it.
3.0 Sandstone fine-med, cql
on upper surface, & upper
foot is caltc. Upper 0.6
loc. qtzfir, upper 1.5 hrs
.loc. sdu sh pgs btwn
beds.
1.8 Siltstu, veglily crb,
2.0 Sandstone massive, buff
with s fuchsd, caltic
in upper 0.4
Offset to W side of canyon, Starting
at base of massive Dakota.
Here Dakota cuts more deeply into
Glenczirn shabby qtzites-only
about 4 ft of them to shale below.
56.0
50 ± Sandstone massive cliff in
lower part, upper
grossly & beccled to varying
depths Hrs about 0.5+
bzzcl cql, commonly frizhho