Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
211 ferruginous, local Fe stene cones.
22.8 Shale as below ferusy zone. Gran-dk gray
fissile w/ = few thin Fe-sto zones
w/ silty layers. Silky (zyen) 10T at
4.5 top. Lower half=Sample 4, upper half=Sample 5
Shale, dkgray to black, weathers & blocky
fissile, a few thru beds & laminae
siltstone in upper part.
23.5 Silky gray shale and argillaceous
siltstone. Beds thin, very, weather into
grey & brown. Becomes darker Shelly
in upper 5', local large Fe-stone cones in zone
9.0 4t above base.
Not Sampled
41.5 Shale dkgray to black, few thin laminae
Silt.
Sample 7
0.3 Bentonite
1.2 Black sh w/ mzy interbeds olive
siltstone, weathers dull red-brown
(Part 2) - continuous by tracing bentonites.
0.1 to 0.2 Bentonite.
11.0 Shale Gray to black fissile with
scattered thin layers siltstone
weathered Fe brown & red,
Lower 5' = Sampled
Upper 6' = Sample 9