Field Notebook: WY 1955a
Page 67
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
Upper pellet zone finequass with shldy plas thin. bedds & laminaze, Besel 1" is calss of peculiar pellets. (Sample 11) 12, ± Shzle, black when fresh, interval covered by slump on road except for upper 2'± and lower 3', Upper part shows frozen on fractures is slightly silty, some at base, weathers to fine bluegray chips on surface. some conc's in float not seen in place 5.3 Shzle, black, clay fissile, with zone swzll (6-8") conc., limst weath O.B. - broken, at top. (Sample 1-channel) 2.4 Shzle, black, clay fissile, At top intermittent conc. zone, of thin Fe cones loc. assoc. with Fe + gyp-cemented pellet zone which is sparingly fossiliferous. (Pellet zone = Sample 2A, shale = Sample 2B) Lower Pellet zone → A825 9.5 Shzle, black clay, fissile, with conc zone 2' at top, 0.2' flat, vert fract. Fe brn, purple on 33