Field Notebook: WY 1956
Page 21
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
??? 9 5,8 Claystone, soft plant frags, throughout, blocky to subconch fracture, upper 1ft light gray grading down to black; unit becomes shely & more silty, 14 leave 1.5 foot. (Laterally contains sandy red + tan clay loam with tiny spiculites.) Sampled - Eicher 19 #49) 8 2,0 Interbedded shely Siltstone and fine- gained siltstone, thin beds; weather's hands gray & buff. 7 4,5 Chiefly massive silts. Very fine soft massive gray silt at top becomes harder downward weth to rounded festined and has some mixture of very fine-gr. ss. 6 3,0 Siltstone, blocky when fresh, weath's splintery, grades to shale at base. Upper part (2/3t) olive green with upper 0.5 stained red. Lower foot is a gray silty shale with plant frags, including scaly canifer 5 1,8 Claygy siltstone, blocky, dark gray, some plant frags. Locally where 10.