Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Fort Union fm.
(This is dirty
np grey unit
cont iron stone
concs which
meldahl calls blocks
of G.V)
5Y8/1, 5Y7/2 wh,
typical Fu sh with
SCATTERED LAYERS of
Fe, manganese
concl, concs massive
5Y/1 aphanitic silicou
sh cont with iron
wh color 5YR3.5/4
& 5YR2/4
6,7. Band of 5Y8/2
with lim.st. silty clay with
plant stem remains
wh 10YR 5/2
7,1 5Y6.5/11 carb sh.
band wh 5Y7/2
7,7 same lith as O'
with occ 10YR5/6