Field Notebook: SD, ND 1959
Page 109
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
loc 68 Loc 66 Breien area loc 259 Northeast of Breien Section 1 Measuring up from hard liq. underclay (1) 11.0 Lignitic shale and thin beds lignite in lower 3. qrzcdos up into grey silty blocky shale, weather brownish up to 6.0 from base, ligh grey above (2) 8.0 "wormi-"worked silt and u fq ss on lower 3.1t, mottled grey t light grey, jervosite stain common, Hzs minor clay; locally clayey sand + silt Upper 5.0 fq ss shale blebs + thin beds below foot 0-B stained "tubes" and small ferrug. concs in it. Sand is lite grey, weather somewhat buff. Sand gets mq at top, somewhat glauconitic, is grey-speckled with dk minerals, (3) 3.0+ Derk grey clay shale becoming sandy top + base and grading into units above + below. Hzs (scattered) plant frags. Upper foot with IB greenish SS layers. 53