The Julesburg grit-advocate., 1914-07-23
COLORADO METAL PRoDUCTlONlN 1918
sss<>s1ss-sRoOUeYioM
CREASED. BUT SILVER. COPPER

/ pounAs a copper. - 1861 1873 pounds a
lead. aA1 S3.S43.sN pounds of sine
Representing - per cent of the stats
yield). with total value Of t9.9lS. .433.
as against Sll.7So.l3l in 1912. The
output Of zinc earboaate vas 136.7e0
tons Of 27.is per csat zinc. against
l4s.7S2 tons Of 1s.1 per cent In 1912.
The production o zinc sulphide
shipped vas 9l.e36 tons Of 20 per cent
zinc. - compared with 1Oa.l4s tons Of
20 per cent in 1912. Other classes OF
ore from Leadville showed little
change from 1912. The sinc carbon
ate ore was treated At zinc oxide
plants and zinc smeltsrs in Kansas.
Oklahoma, Illinois and Wisconsin.
The larger part OF the zinc and sinc-
lead sulphide ore was first treated at
tho Bulphuric acid plant and magnetic
separation and wet concentration
plant OF the Western Chemical Com
pany OF Denver, at the magnetic sep
aration plant Of the Empire Zinc Com
pany At Canon City. at the magnetic
plant Of the United States Zinc Com
pany at Pueblo, a small. tonnage be-
ing treated at the Leadville district
mill by wet concentration at Lead
vile. Zinc concentrates and the bal
ance of the zinc and zinc-lead sui
phide ores were treated at sulphuric
acid plants. zinc oxide plants, and zinc
smelters In Colorado. Kansas Okla
homa. Illinois. Ohio West Virginia
and Wisconsin. Lead and iron con-
centrates from the milling plants and
residues from the sulphuric acid
plants and zinc smelters were Tin
some cases) returned to lead smelters
in Colorado. where were recovered
part Of the gold. silver. copper and
lead contained in the original ores.
The San Juan region Of Dolores, La
Plata, Ouray, San Juan. and San MI
guel counties produced s4,O72,4O0 in
gold. 2,769.0S0 ounces of silver, 3,373,-
935 pounds Of copper, 21,740,5O2
pounds OF lead. and 6,s67,410 pounds
OF zinc. as compared with $4,115,345
In gold, 2,5S2,096 ounces of silver, g.
0O0.173 pounds Of copper, 20,752,15G
pounds of lead, and 6,375.O73 pounds
OF zinc In 1912. There was an increase
for gold Of &5.593 in Dolores, 3177,5oO
In La Plata, and $134,O3S in San Juan;
and a decrease Of $90,213 in Ouray.
and s26s.s63 in San Miguel. There
was an increase for silver Of 1881
ounces in Dolores, 165,435 in San
Juan. and 1914 in La Plata, while
there was decrease Of 102,613
ounces in San Miguel county. Dolores
county (Rico) made large increase
IN the yield Of copper. lead and zinc,
but the production Of lead fell Off
heavily In San Miguel and Ouray
counties.
Chaffee county produced Ss12,s92 in
gold. lts.9s5 ounces Of silver, 315,O11
pounds Of copper. 2,9ss,5s pounds of
lead. and 2.121.s47 pounds of zinc,
with q total value Of $714,157, as COM
pared with s27s.as7 In 1912.
Boulder county's yield Of gold bulx
lion decreased almost one-half and
there was also a decrease Of 1900
ounces Of gold in ores smelted. but
the silver output increased s0,O4e
ounces, and the lead. 103,67s pounds.
The total value for 1913 was 1Ss,s3o.
A. compared with $1s1.333 in 1912.
Clear Greek countys output was
$432,4s9 in gold. 40s,527 ounces of sill.
ver. 426,393 pounds Of copper, $685.
GA pounds of lead. and l,4ss,51s
pounds Of zinc, with total value or
y, 4,726, as compared with Shops
16e In 1912. Gilpin county's output
decreased s217,4o4 in gold and 42,9ss
ounces Of silver, with decreases ior
lead and copper, the total value being
81 ,035.744 as compared with 1890.
1876 in 1912. Ore mined In Gilpin coun.
ty through the Newhouse tunnel has
been properly accredited to Gilpin
county.
The Pitkin county (Aspen) yield
was 562.a0S ounces Of silver, and II,
52s,3s6 pounds of lead, an increase of
"3.S04 ounces and 9.123,053 pounds,
respectively.
Creede Mineral county, produced