Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Relationships of upper Glencairn clays in
Weaver Gulch - Dutch Creek hogback
DIAGRAM ATIC
(NOT TO SCALE OR TRUE)
thicknesses
Weaver Gulch Dutch Cr
DAKOTA
-2
-1 -1
0 0.
1. 1.
bentonite
move likely
2nd Glencairn Sh
12.3
29.3
416