Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
7-2-2
35' light grey siltstone
with gypsum.
extensive limonite staining
36 silty shale (light grey)
Leaves found here x
1 foot below
Cercidophyllum
arcticum
leaf loc 7-3-1
Specs. 7-2-2-1 x 2
37- siltstone.
silty sh. light grey
375 shale claystone
limonite stained.
38.- Gypsum.
39- light grey limonite
stained silty shale.
some gypsum.
40- more thinly bedded
shale