The Black Hills union and western stock review. [volume] (Rapid City, S.D.) 1904-19??, 1908-12-04
NEWS OF THE SOUTHERN HILLS.
Mariposa to Have New N1ill-Bis-
mark VIII Resume.


John Wise, superintendent of the
MariGosa Mining Company whose
property is situated on Slate creek
southeast of Mystic. left last even
ing for Minneapolis to confer with
the officers of his company relative
to the plans for mill which they
are contemplating building AS yet
there have been given out no de-
tails of the proposed plant, but it
is understood that it will probably
be of from $50 to $50 tons daily
capacity and will be of the amalga-
mating and cyaniding kind
Work in the way of development
has been in almost uninterrupted
progress for the past three years
and the ground is now sufficiently
opened up, in the opinion of the
management. to Justify the erection
of mill. The company have been
equipped with a steam plant, operat-
ing air drills, and have run their
main tunnel a distance of 500 feet.
In this work they haze cut mum
Der of lodges, most of which are of
good milling grade. They have one
ihirty-foot ledge that will make an
excellent matchmaking and cyand-
ing proposition and have also run
through live-foot vein OF high
grade quartz, that will assay as good
as $25 to the ton in gold and silver.
lnr lnI 10 Il
values OF between s4 and So per
ton
The company are provided with a
suitable mill site on Slate creek.
The plant will be located about $50
feet from the mouth of the tunnel,
through which the ground can be
worked for an indefinite period to
come. On the main lodges there
will be about 500 feet of stopping
room above the floor of the main
tunnel Slate creek contains suf1i-
cient water for milling operations
OF much greater scope than is in
tended in the mill to he erected and
the property is covered with plenty
of timber for fuel and mining pur-
poses.
The town of keystone is feeling
jubilant over the prospects of the
speedy resumption of work on a
large scale at the property of the
Mainstay, the old Bismark mine.
This company has large acreage
and is in the way of becoming a pro-
Queer in short time. The shaft
on the Bismark is three compart-
ment shaft and is now 400 feet deep
Many thousand tons of ore Of an
average value of $3.50 are now
available, coming from vein with
an average width of 60 feet. nhis
same company also owns the old
Ida Florence mine on which a shaft
has been sunk to the depth of 800
feet. Here an ore body forty feet
wide and with a value of Sc ton
has been opened up. A two hun
dred ton cyanide mill has been built
on the Bismark property and the
plant is well equipped in every par
tlcular. The company is now dig
glng large ditch for the purpose
OF bringing the necessary water over
the hill SO that it will be available
for the mill. Mr.. James T. West,
or Chicago, who has made great
success of mining enterprises in
Mexico is president of the Mainstay
company and is doing everything
possible to make success of the
enterprise. A good sized force of
men is now at work, and as soon
as the water is secured for the mill,
everything will be started up and
large force of men given steady
employment
Word has been received in Kew
stone to the effect that the Holy Ter
ror would resume operations the
first of this week. r. II. Gray, of
New York, who is at the head of the
enterprise, is expected to arrive in
the Hills within a few days.-Dead-
wood Pioneer-Times.