Field Notebook: 1984b
Page 103
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
2 9 cm parallel laminated varved argilac siltstone yellowish-brown 3 3 cm med brownish gray mudstone 4 215 cm grayish-brownish siltstone parallel lam. w bases Carbon on lamination 5 grit, highly irregular 1-8 cm pinching out subrely 1/2 m to the north highly irregular upper and lower contact cut off by intrusive of overlying unit Sand unit 4 6 same as unit above grit in section 8455 (unit 4)