Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
2/28/66
6567
most northern outcrop cu.
NW,NW, sec29, T158N, R93W, N. Mountain
BASE OF BUTTE IS 19.5 ft
Below O STAKE.
O.
Fort Union Fm.
sentinel butte mbr.
from - 19.5 to O typical
seq of bri grey
channeled CLAYS with
calcite co
Below O a slightly mic.
5Y3/1 clayey massive
SILTSTONE.
WH COLOR -19,5 - 9
5Y6.5/1
O
Lignite x L,y sh-
0,3
5Y4/1 MASSIVE CLAY
WITH METASEQUOIA & DICOT
MONOCOT FRAGS
Samp 6567 a.
2
CLAY NOW SILTY. OThw. do 0,3.