Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
7/15/91
E'12, SW, Sec 29, T49N, R100 W. w of
9133.
McCreeese, Wyo
Jason Hicks PMAG Loc. 29
Bentonite Bed above
PMAG Sample Site
Believed to be 32N
Has been measured.
Pshy grcr SITS.
Silicified layer
Clayites
Ferns
Ferns, cycads, clatites
Bentonite w/ burned IVS.
CAAB mudst & coal
Ashy IT. gray layer
of mudst.
CAAB MUDST
Stump burned & partially
petrified
Detrital rounded Charcoal
in Silicified Layer also in
Top of Coal