Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Billy Mt Hanmon
Cumberland Sep 6 - 1908
The red Medina sandstone shows much
cross bedding but in our sections. Cuts show one foot deep. Sand equal in grains then shales.
In some layers irregular sided vertical holes
that have more mud than sandstone, these
are of organic origin but what do they represent.
TJ F McNeut.
White Medina
Red Medina
Bells Creek
The Red Medina is a series of alternating
sandstones and red clay shales.
Red Medina without much rock into White
Medina. The latter same into Clifta
The White Medina is first a heavy bedded also
fine grained quartzite with some cross bedding. It
becomes thinner bedded with large beds and the
mud shale are fine into the Clifta shales.
Red Shales 6"
sandstone depth colour 14"
Red shales 4"