Field Notebook: WY 1955a
Page 35
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
with thin interbedds clayey siltstone. Silt lagers Fe stained or impreg. Conc. Fe ledge 0.1+ begins 1.0 from top. Above this interbedds fine gr. SS come in. 3.6 Sandsfone, med.gr. chiefly massive x-lowry buff wezth. Lower 2.0 Breach to upper lower 1.5 1.5 is banded or even- 1.5. bbeded, "worm worked" Massiva baddeny pizues, znd Fe part has imprec so that it long narow weatheres bzueld darker tubes from burn than massive upper top surtace pwt. On top is worm frocked commuialy to base Fe red crust. 1.1. Sndsfone, fine to med.gr, completely "worm-worked" wezths crumbly light buff to pinkish grey'. 0.4-0.5 Szndstone, hard, finer x-1zm. bed. 0.5 Shzle, Szudly, gray at top reddish purple basal 9.37+ and 17