Field Notebook: CO 1952b
Page 85
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
20.0 Slope length obscured, silty clstnt clsty, variegated, siltst, argill white 9.0 Sandstone, massive, finegr to silty, crumbly, argilaceous zones, yellow to brown weath. 2.2 Red and yellowish silty claystone. 2.6 to 4.01 Argill siltstone with sandy zone, massive light gr, irreg, bedded. (8) Section continued down from bed I, (5). 9.0 Slope on shale+ platy siltstone much siltst, in thin beds, some shale 1m lower 1/2. 3.9 Sandstone, massive, fine grzmed brown weath. 32.5 Slope on non-resistant sandstone of 2nd ss + possibly upper part 3rd shale. Some yellow weath and friable ss and whitish siltstone in small ledges. 7.4 Siltstnc, irreg bedded, argill, with some 1/8 silty sh., white- yellow-brown weath. Top 3rd SS, (9) Section continued at gap, up from top of section at (5). Note- top of uppermost bed at (5) has 3 to 4 ft ledge of massive ss with break or parting from rest of ss under it. The section below starts from top of this massive bed. 39