Tulsa daily world. [volume] (Tulsa, Indian Territory [Okla.]) 1905-1919, 1911-02-26

now the state OF Oklahoma.
Presumably there was show
ing OF olr IN some OF these
holes. for Intermittent efforts We're
made 70 lind oil. until the year 1898,
whom, what may be termed more ao-
tive exploration. besan.
Our state geolOgist writes that there
Is no authentic record OF the earliest
discovery Of petroleum and natural
gas I'm oklahoma, as II appears that
OF was known 10 the earliest set
tiers near Mounds and Adair In tho
form OF "oll springs" and that tho
burning springs northeast of Nc
Alester vas a typical natural gas es-
capcmcnt likewise known to the peo-
pie OF the same period
We are informed through tho same
reliable source that there is no geo.
logical connection. whatever between
the oil found IN tho Mld-Continent
field, aud that found In other parts OF
the United States The statement is
frequently made that II the oil fields
were traced far enough south they
would finally connect With the Corsl-
cana or the Beaumont folds Of Texas,
This IS geological impossibllity oil
and gas occur In rocks of all nge9,
from those which are very old to the
most recent The oil and gas obtained
IN the Kansas and oklahoma fields
are found IN rocks OF Carbonifcrous
age. The greater part OF the oil OF
Pcnnsylyania aud West Virginia
comes from rocks a littlo older than
those which contain oil In oklahoma
The oil from western ohio and In
diana ls derived from tho Trenton
limestone, very much older rock.
The o from Corsicann, on the other
hand. is obtained In upper cretaceous
rocks. which were deposited at a
much lator date geologlcally than
the carbonlferous formations The
oil nj Beaumont, Texas, and Los An
geles. California, comes from series
Of still younger rocks known os the
"Tcrtlav"
The United States geological survey
IN describing this ncld informs MS
that. the petroleum OF the Mld-Con-
tlnent field is produced from the
Pennsylvania series Of the carbonifer-
Gus system The rocks Of this series
outcrop IN tho northeastern part OF
Oklahoma and pass through tho
southeastern corner or Kansas, ana
extend TO the northeast through Mis-
souri,
From their outcrop they dip 70 the
west with an average OF from 20 to
80 feet to the mile IN northern Kan
sas and Increase to double this IN
oklahoma. At the base OF these
rocks IL tho Mississippi limestone,
with thickness Of from 500 TO 400
feet Directly above this are the
Cherokee shules with uG average
thickness OF from 400 TO 500 feet
capped by the Fort Scott limestone,
Above the Fort Scott limcstones are
alternating shales and llmestones eX-
tending 10 the surface All Of the
shales especially the Cherokee con-
tain sandstone beds, some Ia the form
OF lenses, and others have q constant
thickness extending over consider
able area. These sandstone beds
form the reservoir from which the
oil aud gts are obtained
"Thc most important sand go far
discovered ia near the base OF tho
Cherokee shalcs. Two other horizons
OF pay exist, one near the top oil
the Cherokee shales and the other
above the Fort Scott Limestone
I'm the development o. the Mid
Continent field a number OF test wells
have been carried below the Cherokee
ehales and well into the Mississippi
limestone. Some OF these have pro.