Field Notebook: PA, ND 2004
Page 56
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
00166 7/26/00 forms thin ledges laterally obscurely ripple bedded toward top 57 31.3 1.6 Marl, yell grey silty, chippy 58 32.1 0.8 carb sh, drk grey partially covered 59 32.8 0.7 Marl, silty, yell' grey. 60 33.2 0.4 Shale, carb dark yell grey 61 36.5 3.3 Marl as at#62 62 37.5 1.0 SS ledgy, ripple bedded in tabular sets ~1" thick 63 40.7 3.2 Marl, lt yell taw, silty.