Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
←N
Till
SS
15ft CLAY
SS.
inclined
10deg
CLAY
√
loc. 656 NW¼, SE ¼, sec 3/ T/46 N
8 68 W. m. Maren Co.
35' feet of
light grey weathery
but dark yellow-brown
non mic, arkosic fine-
med gr, SS
highly channelled with
purple carbonaceous shale
at bases of channels
ranging from 1' to 6"
and top of one seg. is
a 3" lignite.