Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
2
2.2
Shale, black, fissile, finely silty
Thin layer gyp at base
?
1
4.0 to?
Clystone, massive, grey, weathers tan and red upper 1.5 ft, - shot with Fe specks (spherulites) see Sample 4] spherulites thru upper 2' + , into grey, then at about 3.0 red mottling begins & grades rapidly down into prominent red-weathering clsta.
7787
24.