Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
1.5
Sandstone, fine-grained, sparkly,
weather to crumbly buff
to brown lodge.
3.8
Siltstone, light gray clayey with
orange splotches ferromous
stain. Darker gray at top appears
to grade to unit above. Locally spherulite.
~2?~
3.13
Shaley chystone, tough, graded
gray + black with plant rootlet
like impressions in lower 0.4,
above plant frogs plentiful,
loci carbonized, thin plugs
lignite, grades into fissile
black shale in upper foot.
Powdery yellow stain on lig. part.
3.5
Siltstone, gray at base to greenish
gray above, weathers sharply, is
clayey in lower part. Local
orange + O-Red stain from Fe-
these locally spherulitic.
0.1 to 0.2 such zone at top is
heavily spherulitic.