Field Notebook: SD, CO, WY 1967
Page 111
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
(3) Ardmore bentonite in W quleg B 2' T?ku zs 4' Ardmore bed. 3.0+ B 3' Gammon Memb Base Ardmore Bankwly (1) 3.0 Bentonite (2) 4.0 Intarbedded bentonite + tough shale (3) 2.0 Shale with 0.1 layers bentonite middle + top. (4) 7.0 Shale, dk grey papery, bentonite thin layers about 1.4 above base 0.8 from top + at top much dzosite + gypsum #15-1.5 from top (5) 6.0 Shale zs below (6) 1.2 Bentonite 9