White Pine news. [volume] (East Ely, Nev.) 1920-1923, 1921-04-24

"Bresa' sand of Ohio being the rear
equivalents of the possible oil hori-
ION in the illipah basin n In the
Appalachian fields oil and gas is
found in the Devonian and carbonif-
erous systems. The big lime
tGreenbrier) is the near equivalent
OF h Illipah sandstone or the basal
part of the Ely limestone. In the
eastern part OF the United States the
dips on the tanks of folds average
about three degrees, but in some in
stances the dips an producing struct.
ures have been as high as from 10 to
20 degrees or more In the mid-con-
tinent fields oil has been obtained
from the carboniferous rocks which
likewise show gentle folding.
Considering the fact that the Pale
ozoic rocks are petroliferous. the con.
tention that oil may be found in them
In Nevada IS admitted as possible pro.
yided other conditions are proper. Az
has already been described, the White
Pine shales are a satisfactory uric
in which the petroleum had once been
i'll the form of preserved kerogen
The Illipah sandstone everything the
shales serve as an excellent reservoir
as well az the uppermost part of the
underlying shales. which is arena.
oeous These reservoir rocks under
proper conditions served as catch
ments for the migrating petroleum
that invaded the same subsequent 10
the destructive distillation of the
White Pine shales, and were not per.
mitted to migrate higher due TO the
impervious Gaping of Ely limestone
The possible area hat may produce
petroleum in the Illipah region has
been greatly restricted by the geolo-
gic conditions as observed and dis
cussed herein. Considering the area
under consideration in this report
and within the limited area wherein
the Illipah sand is properly covered
we are confined solely to the possibil.
titles of the easterly dipping mono
cline between the eastern rim of iii.
pah basin and the middle of Jake's
valley. We have possibly a mono.
cline with a dip ares of about ter
miles or more in extent. The dips
east of the north-south fault as map
ped nearest to the East side of the
map (Plate ID do not exceed ten de.
grees in magnitude. The writer does
not consider this inclination, il main.
tanned for so many miles, as excessive
WHcH tHiS IeBiOH was eAdlHiiltt
for regional metamorphism. a condi
ton which would render the search
for oil any place useless of such Z
manifestation were known to exist
nothing was found to indicate il
However. geological forces may have
been operative for so long a time anC
so intensely as to have driven the
oils from the strata. il any ever ex.
isted in them, but the writer was un.
able to find any direct evidence &c
support this possible contention.
For these and other reasons noted
above ii is believed hat the eastward
dipping monocline east of the Illipat
basin is a possible petroliferous area
and worth while testing in view OF
the p~resent-day demand for oil.
II it develops that the Illipah SANE
is dry and not water-logged (which
water-logged condition would fore,
the oil up the dip to the fault barrier
due to the attendant hydrostati,
pressure), then drilling should be at
tempted as far cas- as the western
rim of Jake's valley, but in this cas-
drilling would obviously be deeper
: 1t is assumed, however, that the sane