Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
8-6-1
by a limonite impregnated ss.
15.1 yellowish grey clayey siltstone with thin fillings of limonite.
15.8 - grey
Bedded or
LAMINATED Cypsum xls
BOTTOM 3" CONTAIN
OCCASIONAL LIMONITE
OVAL "TURTLE BACK CONES"
16.7- DARK grey fissile SILTY CLAY.
17.5- v.d. grey only slightly siltY shale or clay with some PLANT FRAGS a B, yell. Fe min clother.
18.
PURPLISH GREY SILTSTONE WITH SOME PLANT FRAGS & a layers of b. yell. Fe min,
Limonite STAINING-
19.7 - silty clay becoming less siltY upward
Becoming purple brown