The Dolores star., 1915-12-31
COLORADO METALS
MINE PRODUCTIONS IN 1915 SHOWS
sNcREAsEO OUTPUT IN MOST
METAle.
with the Increased Average Value Of
nstala with the Exception q
silver, the Net Increase In
Value 10 Nearly
e1o,o0o0oo.

AN. ~es9 SVWbneO ny Cn2fleS W..
Hsa1srson. Of the United States Geo
LOGICAL Survey. indicates q yield for
tie rear Of $22.33O, 900 in gold, z.
eso.e0o ounces Of silver. 66,e64, 900
POUNDS Of lead Tin terms Of lead in
LEAD bullion. and lead In leaded-zinc
oxies). 100000 pounds Of copper.
and 100000. 900 pounds of zinc Gin
terms Of spelter and zinc in zinc OK
ide). With total value of $43,100, 900
comDaSsd with 31S,s33.1o6 In gold,
s.7s6soss ounces Of silver. 74.211 1893
pounds Of lead. 6.63s.173 pounds of
copDsr. and s6.774.960 pounds Of zinc,
with total value Of $33.460.126. in
1918. This showe an increase Of 81
$4,000 In gold. decreases Of 1,716,0OO
ounces Of silver. and 1850. 900 pounds
OF lead, an increase of 306, 900 pounds
OF copper, and 100000 pounds Of
zinc. With the increased average
value OF metals. except silver, the
values show q decrease OF $3.50 900
tor silver. an increase Of 100000 for
lead. IN increase Of $4,000 for cop
per. and an increase Of $S,065, 600 for
xinc.
The tonnage treated by the Globe,
Lsadville. Pueblo. Durango and Salida
smeiters was approximately the same
~ In 1914. Increased shipments OF
copper ore were made from Rico to
plants In Titan and copper matte was
shipped from Ouray to Utah. Cyanide
precipitates and copper ore we're
shipped to Omaha. Some Rico ore
was shipped 10 San Pedro, New Mex.
leo. The mating plant at Ouray was
operated during the greater part Of
the year. The tonnage treated at the
United States Zinc Company's mag
netic-wet concentration mill and smell
ter at Pueblo showed a heavy IN
crease. The Western zinc oxide plant
at leadville was placed In successful
operation in April and operated
throughout the year on Leadville zinc
carbonates.
The gold output OF Cripple Creek
tTeller County,, was 13,539,245, an
increase Of $1.543.129. The yield was
also $507,32s larger than the 1908
yield. which was the largest yearly
output since 1906. Cripple Creek, to
the end Of 1915 has produced $272,-
$4,000. The Roosevelt tunnel con-
tinued to lower the water in the
mines. except in the Vindicator.
Golden Cycle, where electric pumps
are used. Several shafts were extend
ed to the depth Of !, 900 to 1000 feet.
Work ON the extension of the tunnel.
stopped November 4. 1914. when the
III Paso plant was destroyed by fire
was resumed March 2, 1915, the tun-
mel then being 17,127 feet long. To
ward the end Of the year the tunnel
was approaching the Elkton property
and the flow was in excess Of $4,000
gallons, per minute. vz.3 -...--..l
The Golden Cycle cyanidation mill
at Colorado City and the Portland
cyanidation mills at Colorado Springs
end Victor were operated steadily
with an increased output. The STRAIT
tons Independence mill was included
in the sale of the mine to the Port
ton plant at Florence was idle and
the smaller plants in the district were
not as actively worked as heretofore.
The tonnage of smelling ore increased
appreciably. The discovery Of body
of exceptionally high grade ore in the
Cresson mine in December, 1914, re-
suited in a greatly increased output of
the district for the first quarter of
the year 1915.
Lake County, chiefly from Leadville,
but also including the Lackawanna
Gulch and st. Kelvin lode districts and
the Arkansas River dredge district.
produced $2,261 900 in gold, 1850, 900
ounces Of silver, 100000 pounds Of
lead, $4,000 pounds of copper. and
1900, 600 pounds of zinc, with a total
value Of $14.00O,OO0, against $1,571,-
451 in gold. 3.s10,s3O ounces Of silver.
26,7S4,615 pounds Of lead, 2,3S2,910
pounds OF copper, 7S,763,334 pounds Of
zinc, with a total value of $685., 297
in 1914 Metallic gold was shipped
during the year from the Ibex and
Third Venture mines. The output Of
zinc carbonate was 10000 tons Of %
per cent zinc, against 1881 tons Of
24.3 per cent in 1914. The zinc sui
phide smelling ore and concentrating
ore combined was $4,000 tons of "a
Der cent zinc, as compared with ILL.,
s47 tons Of 21.2 per cent zinc in 1914.
Operations were resumed in April at
the 50-ton zinc oxide plant. and 1t was
operated successfully during the year
on zinc carbonate ores Of 16 per cent
or less. The Pingree notation plant
was operated on zinclead sulphide
ores from Leadville and Red Cliff
The water in the downtown mines
was lowered by electric pumps to near
1y TOO feet at the Penrose shaft. The
Derry Ranch dredge. below Malta, be-
gan operations in October and from
thence on regular shipments Of bull
ION were sent to the Denver Mint.
The San Juan region of Dolores, La
Plata, Ouray, San Juan, and San MI