Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
starts 2/3 way to top of
fm.
2 2245 Dk. gray laminated shale,
poison sulfur smell,
weatheres dk. grey w.
whitish efflorescence some
greenish glauconitic (?)
inturbles in first 10m.
(dip is 50% W). Bands
of rusty greenish yellow
weathering material at 2225
cm. glauconite(?), etc.
Unit becomes silty,
mottled in places
3 305
4 135 Black shale
5 430 Mudstone, med. grey weathering
dk brownish grey color
some mottling appears
irregularly parallel laminated,
lamination interrupted with
mottling. Beds of siltstone
appearing in upper portion.
4 285. Siltstone lens thickening
to S. from 0.5 meter
to 3m.