Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Gov't Canyon section cont from p. 12
1, 1 Siltstone, fine-gr, buff worth,
Cross laminated, ripple marked.
soft zone in upper 0.2.
7.0 Siltstone, fine-gr, buff worth
1zm to cross 1zm, thin bedded.
[illegible] 1-2 ft fairly good
solid ledge, rest shelves,
Some interbedded sandy sh in
upper 1.5.
6.1 Shale with some silt inter
beds. Breakdown
2.8 Shale, gray to dk-gray, very
silty in lower foot; in upper
0.6 (Sample 3/2)
1.8 Siltst. + shly silt, silt beds sandy
up to 0.4
1, 0 Gray, silty sh.
0.5 Pink to reddish purple sh
becoming sandy at base.
3.4 Siltstone and silty claystone.
silty gray claystone with
siltst. interbeds in lower
0.5 grading to siltstone
16