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Contributed by Yale Peabody Museum of Natural History.
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Transcription
61
19 contd
top 6m is a cliff-forming ss
; epsilon units ; sand beds in the
Channel unit
wood and sticks on beds ; place
20 23.6 m 982.3 1.5m coal ( mudstone ->
siltstone w/ parallel lams, interbeds
tan to brown weathering
beds thicken up
increasing silt and ss up
topped by 3m A ss ledge
Pollen 8540e above coal
21 59.7 m 1042 covered unit, probably shale
at 30 m unit is visible and has
consistency to flaggy interbeds of
rippled ss and siltstone
-top 45m contains 3 flaggy A
ss beds
4m
3m
Unit 21 as a whole C^-
2m
22 78.7 m 1120.7 very dk gray cank shale
parallel lam
Pollen 8540F (CA)
some rusty wedo ; brown flagstones
about 15m, Top 30m is a flaggy
ss which forms a shrunken
23 15.2 m 1135.9 dk gray shale
24 19.7 m 1155.6 ss flagstone
25 36.4 m 1192 dk gray shale
Pollen 8540 g
26 7.9 m 1199.9 ss flagstone, brown weathering
low shoulder
27 16.7 m 1216.6 Black shale w/ flaggy silt
interbeds - forms SWALE
28 21.5 m 1238.5 flaggy to massive sand w/
2m shale silt
lower sand is ( trough beds)
and forms a prominent nose
upper sand is massive and
parallel laminated
29 60.9 m 1299 Very dk gray shale
Pollen 8540h
unit well exposed in cut bank
otherwise a rubbly swale
-silty interbeds towards top
up to 8m thick
at 40 m, 55m, and 58m
shale -> 2m coal at top.
30 15.2 m 1314.2 Massive cliff-forming ss
(on w side of crech) fe-stone
nodules ; load casts into
coal ; , yellow-tan