Field Notebook: 1983
Page 73
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
AT 8321 (3) 30' SOUTH PX 16 Tonstein layer at 8321 exposed on flat surface and on vertical face. 17 same but a distance showing underlying Z-lignite and overlying channel sand. 18 Tonstein seam - Same level as head of hammer 19 close-up of horizontal bedding plane of the tonstein layer. Sec 8321 (2) 1/4es 50' to The north (up dip)