Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
8
At this point the ss over the clay bed
thickens abruptly and the ss under the bed
things. This interp. about only possibility.
Thickness of ss over is exceptional.
9
Clay thickens, shows following section
Sandstone [illegible] unconf.
1.7 Light gray flinty clay gr[illegible] becoming
gray and less flinty downward [Sample 1]
.9 Dark gray to blue black clay, subconch [Sample 2]
2. 10 YR6/2 soapy feeling (bentonite-like clay) [2]
scattered flat sand grains
(Separate hand specimen of this clay
is Sample 3)
Below this bed clay is dirty, shaly silty
Note: Here sandstones 0 + -1 appear to coalesce to form cap.
10
Clay bed pinches out completely as SS's
above and below coalesce.
11
Section starting from near (4 +/-) top of [illegible]
sandstone.
33.0 - Massive cliff even-bedded, x lam,
fine to med gr. gray ss, weathers brown.
41.6 - Massive cliff of fine to med ss, even-bed
x lam, brown weather. Bench between
this & cliff above seems to be from
frizible zone, is only on N. side canyon.
unconf
3.6 Shaly siltstone + siltstone in thin beds.
8.0 Platy very
fine-gr SS and I.B. Siltstone,
forms characteristic sloppy
outcrop of yellow brown platy ledges.
6.