Field Notebook: WY, SD 1955
Page 97
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
0.4\u207a lignitic shrt lignite 18.3 Sandstone, debuton, x lam locally massive . . .ry fine to med qr, top stained dk brown with roots -Weath. yellow gray to OB. 1.1 Sandstone slzly, fine qr lam, dk gray with many plant frags 1.8 Siltstone, massive, light gray weaths white yellow stain 2.1 Siltstone and sandy siltstone friable, partially obscured, 2.2 Quartzite, very fine grained massive, vert. erect, gray weaths OB stain Seno bed offset 200 ft N. 2.5 Quartzite - see above 3.0 Sandstone, fine qr, massive