Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
35
2nd upper 14' are soft ferruginous
swale between base quartzose part
(which holds field) and interval
above
9.7 Sandstone, hard quartzitic, brown
wash, lichen covered.
Slope wash - top of 9.7 ss is close to
Dak. Grzn contact - 12cts transition
zone.
Gracczcr- part IV
The 'middle ss' (from top of which part I was
measured) crops out in one exposure
but sheaves off down bch slope of ridge
it supports. A rough measurement of it
was 19.0 - consists of beds x 2cm, some
hard sandstone with silt, and parts of
soft material, possibly sound beds
of same.
Gracczcr part V (from bottom of No. 35)
Measured from base up over panel middle ss,
7.0+ Sandstone, thin bedded, hard, plates
x-1cm, weedy brown, fine grained.
beds interbedded shaly zones
Obscured)
2.7