The San Francisco call., 1897-02-07

tailings and low-grade material which could
not be worked at profit by any other known
method is an invention of tremendous value,
but its cheapness and effectiveness will be
greatly increased in the near future without
doubt. Though the interest in the cyanide
process is very wide in California, this State is
yet far behind other portions of the West in
Its adoption, there being but five plants in OPP
GRAFTON so far.
Much prospecting Is being done in the
Panam,n Mt district. east of RandsDu
A ledge of onyx has been discovered in Elko
County, New.
syndicate of Pomona capitalists have ne
gotta ted the purchase from D. C. Lane for
$50, 900 of the Last Chance No. g. Southwest
and Sunshine mines, in Inyo County, new
10-stamp mill will be erected and develop
ment push he'd.
There IS In con temptation plan to convert
the smoke of the big smelters at Butte, Mont.
into sulphu 1t has been asserted that $2,-
000.00 worth OF valuable substances goes to
waste annually in the smelters there.
The Mountain Copper Company, limited. is
to enlarge its great smelling plant at Kes-
wick, Shasta County. by the erection of 100
additional stall roasters and two smelling fur
naces. This will give the smelter four fur
naces with a total capacity of 1440 tons every
twenty-four hours.
The new mining companies registered in
London in 1896 numbered S57 with total
capitalization of 94,419, 1874 pounds. This
shows a considerable decrease compared with
1895, VIII ich is:due to tie great falling off in
the formation OF New South Africa companies
There was an increase in the companies formed
to operate in the other gold fields of the world.
This is another showing of the fact that the
South Africa boom has passed its zenith and
that English capital is turning to other fields
The coal product of Oregon in 1895 was
73, ,685 tons, valued at the mines at $24S 600
| a great increase over 1894, and the product for
1895 will probably be placed at similar figu res
Part OF the seventeenth annual report of the
United States Geological Survey recently issued
contains preliminary report on the coal meas.
ures and mines of Oregon. The known fields
are all west of the Cascade range and north OF
the Royal River. Typographical surveys are
in progress.
The Union Iron Works has never had on
hand so large an amount of mining work as al
present The most notable orders which il
has in hand include a 120-stamp mill for the
Diamond Hill mine, Montana, 100.
stamp mill for Cobsr gold mine, Australia, and
two large hoists for the Anaconda. The new
plant for the Diamond Hill, which has been
operation about June. Electrical power win
be conveyed three and a half miles The
hoists for the Anaconda copper mine are OF
$50 horsepower and direct acting, and are
additional to the three sufficient last fall.
The first mining by dredging in Southern
Oregon is to be done by Mr.. Trader of Red.
ding, this State, who intends to thus work the
bars of Rogue River, near Pickett Creek
The Risdon Iron Works are to supply a ten.
stamp mill and other equipments to the
French Flagstaff Mining Company of Baker
City, Oregon.
The Blue Gravel mine near Yreka is abou
to be reopened by San Francisco men who
have bought a majority interest from II. H
Hunter.
Operations on the Minetti mine on the
klamath River were suspended few DAYS
ago temporarily owing to the failure of the
suspension bridge for the new pipe line
across the river. When the water was turned
into the 22-inch pipe the weight caused the
bridge to sag several feet owing to the weak.
ness of the abutments.
The new Klamath Flume and Mining Com