Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
11
12/3/2
12
12
12
875-6 to 877
875-6-876-1 7" Fragmental dark to light gray, hard clayey siltstone & silty clay.
876-1 to 876-5 4" Silty, fragmental dark clay
some coal-streaks but clearly
light brown-gray.
876-5 to 876-11 6" Soapy blue-gray & gray semisilicified
"fragments" = rounded & sub-rounded
pellets 1/16 to 1/2" diam.
876-11-877 1" Silty dark gray hard clay with
pyrite modules.