Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
49,
Vertical section
a large piece of kerogen
which suggests that the
kerogen did not compact as
much as the shales did.
The shale seems to have
settled around the kerogen.
34.0 gal. oil per ton.