Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
1.0+ Sandstone, soft, fine grained
argillaceous, locally harder
less clayey grades into unit
above, gray-white. Some
timely distinct, cark? gives it
purplish streaks locally.
4.4 Siltstone (locally sandy) clayey,
to silty gravel clstu; light
gray, cark rootlets?
weathering yellowish white.
Containing irreg elongate
branching Fe conc masses &
round balls of it, chiefly
in upper 1/2.
L2hote
<->
Fall River
1.3 Siltstone, hard, dark gray
grading up to clt gray
silty clstu, full of cark
remains, mostly carbonized,
locally basal hard siltst
thickens cutting channel-
like into unit below.
0.4+ Lignitic shale, varies
locally in thickness but
rarely more than 0.5.
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