Field Notebook: CO, NM 1968
Page 23
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
E. Chiefly massive ss with reworked zone clay pellets zlteurntnd with sand beds+ sh pts in lower hzlt. Upper half chiefly one thick bed ss. F. Shilt + silt sh - Lower 6" vel. clean cl.sh. then silt-layer, thn siltsh plant frags dk gr-bd. Above is red + mottled siltst plant frags. looks like Fe conc under discout bese overlying ss. Single small layer with few burrows only sign Inv. G. Bessl pzvt ss, chrzncing X bed sets clzy pelld reworked zones. Locally a thin czvk sh+ silt in chznclzt bese.