Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
High base
Black Shale on green clsta base.
4.5 to 4" bentonito:
include crumbly ferrug silt 2'above
base, Remainder chiefly dk grey
shly silt + silty sh
2.5 to 1/2" beautish - crumbly um whd silt
at base, rest
dk silty sh
5.5+ to 1" popor sh.
2.5 to 1" bentonito
Platen silt with fos. few'' over
5.5+ 4