The Keota news., 1913-09-12
METALS IN COLORADO
IN 1912 5000, 900
GREATER THAN IN 1911.
Laroe Increase Shown In Zinc, Lead
and Silver Output. But Decrease
In Copper and Gold.

western Newspaper Union News Service
Washington-The gross value or
Colorado's output of gold. silver. cop
per. lead, and zinc recovered from
placers, from gold-silver bullion, ana
from ore sold or treated in 1912. was
$37 ,320, ,966. as compared with $32,41s,-
21s in 1911, an increase in value for
1912 of $4.902,74s, or 15 per cent, ac-
cording to Charles w. Henderson. OF
the United States Geological Survey.
These figures are compiled and tabu-
lated strictly as a mine report ana
with reference to the locality of each
individual mine, and not with refer
ence to the locality OF the shipping
point OF the product.
The production Of gold in Colorado
in 1912 showed a decrease in value OF
$413,4l3; OF silver, an increase OF $751;
902 ounces; of copper. decrease OF
917,ls5 pounds; of lead. an increase OF
5.562 97S pounds; and of zinc figured
as spelter and zinc In zinc oxide) an
increase OF 37.615,356 pounds. With
ava
copper, and zinc. there were increases
in value of $l69.644 for copper, $l,le5,-
434 for silver. $25O.334 for lead, and
$3,73o.749 for zinc.
Cripple Creek Principal Gold Pro-
ducer.
The output of Cripple Creek in
1912 showed an increase of $445,1O9
in gold, the production being $ll ,0OS,-
362, or SO per cent OF the total gold
yield OF the state. The shipments OF
medium-grade ore from Cripple Creek
to the custom milling plants showed
small decrease. but the shipments OF
the higher-grade ores to smelters
showed a small increase and also an
increase In it's average content of gold,
as well as heavy increase in low
grade dump and mine ores sent to
cyanide and cyanide-concentratiOn
mills in the district, and also an in
crease in amounts recovered from old
tailings, shines, and "clean up" OF
closed mills. In 1912 cyanida.ion COM
pletely superseded chlorination in the
treatment OF Cripple Creek ore. The
San Juan region, in Dolores, La Plata.
Ouray. San Juan. and San Miguel coun-
ties. showed decrease of 100000 in
output of gold, Ouray county showing
the largest decrease. There was also
a decrease In output from La Plata
county, but an increase from San Juan
county Other counties showing an
increased output of gold were Chaffee,
Gilpin. Eagle. Park. and Summit. The
placer output of gold was $423,S85. an
increase of $1O4,126 over the output
OF 1911.
Leadville Leads In Output Of silver.
Leadville Lake county continued to
be the chief silver-producing district
of Colorado. its output being 3.OO0.397
ounces. which represent 81 per cent
of the state yield. The chief silver
producing counties in Colorado in 1912
were Lake, San Miguel, San Juan, Min
eral, Ouray, Pitkin, Clear Creek, and
Gilpin, In the order named; these coun-
ties confined furnished SO per cent
OF the total state production Notable
increases in output OF silver were
shown in San Juan, Mineral, and San
Miguel counties, and notable de-
creases in La Plata and Clear Creek.
Decrease N Copper, increase in Lead.
Copper production in Colorado de-
creased from s,o24.4sS pounds in 1911
to 7,1O7.3O3 pounds in 1912. Lake,
San Juan, San Miguel, Dolores,
Clear Creek. and Ouray counties.