Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
1.2
Claystone, olive gray to gray
waxy, prob. bentonitic
7.5
Claystone, dark gray, semi hard.
Grades laterally in lower 5.5 to
light green[gray] hard silty claystone
with thin irreg white stringy flake
0.3
Bentonite.
0.4 to ?
Claystone, black
Slopewash
Approx. 15' strat below bentonite in thin
ledge typical Morrison gray sphentic
limestone.
69