Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
purple band at base,
alternating green gray &
purple gray chystone
chlc nodules in upper part
nodules
+ 2" conc. ls at top.
some lmo frags in flou?
34.0 Interbedded unit above
purple band continues.
Alternating purple-greenish
gray chystone, chly szudy,
with limestone beds increasing
upward in thickness and
number. At top is
3.0 limestone bed - most
of others only 0.13-0.5.
some near top have red
chert.
14.0 Chystone, gray green, chlc
some ls in lower part
0.3 bed chlc siltst at top
56.3 Chystone, var, red-greenish
some salty, hard zones
less chlc than below.
2.5 ft green szudy clay
at top,
70