Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
7/28/87
Hot, Sunny
KR, Measured sec, 87155
UNIT Thick Description
1 Base in Hell Creek
Gumbo (forms valley
floor).
2 20 cm Whitish weathering
hard blocky wh
rooted SS.
3. 140 DK grey, gumbo weathering
Muddstone; fissle at
base x top
Fort Union Fm, basal
Unit,
4. H Kirk HJ Veriegated beds,
+76 interbeds of fine
grey mudst, orange
greenstone layers.
Thin dk grey clays.
Ponded water unit.
at 178 cm flora 87155a