Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
33
Northern Part of Sierra Ancha
Welshes Basin Rausme
30 miles N.W. of perin section.
"Best reached by road and trail from Sharer's ranch, in Tonto Basin"
Archean granite.
Cambrian.
a. Basal emyl. 3'
b. Coarse red-brown aulose quartzitic m. with
layers of emyl. and spotted red sh.[ Pioneer] 150'
c. Mt orel exposed Thickness? 50
d. Manire fine grained red-brown m. Cambridded
Forms cliff 150'
e. Conglomerate 2'
f. Manire grit m. Cliff maker 50'
g. Gritty m. Forms of the 25'
h. Manire grit m. Forms cliff 75'.
i. Thin bedded Happy m. with some shale. Hope 100'
j. "" "" dirty m. 100'
For exposure 100'
Purplish-brown calcareous sh. and impure cherty
li. 125' = partly Moscal li.
Cross Sierra Ancha.