Gunnison news-champion., 1917-01-05
P100ueIIoN q INES
eoloaAoo OUTPUT o. cold ~
tess oGcRgAsae.
IssUss osspse = silvss. Lsaa. esees,
- zlas ohewN 80 veivse ~
eroooe ovsr eo.e9looo.

- 6sS8 Oss00vSo - v010o0 ~
ereess Over easslooo.
WasAihgtea.@rAe mine outpue Ct
gns4 snver. coDSss. lsad anA Sfns -
OoaosaAo for eleven months q 1919,
anA ~ estimated sutput for Deceo-
-. aeeording b data coapf1sa ~
CAnsaD ". Hsndsrsoa. q ~ Unies1
ooness 0soingical Survey, Dsoastn0a
- - htssisr. Indicates yteaA Snr
- ysar Il sls.Sls.eee h ~, s.sse.-
- s1ncss a slyss. 5o.3eeeoe posnAs
q beaA In tsrns q lsaA h leaA bsnisa
- Isad b lsaAs1-sinc oxids). 21oo.-
- DeanAs q eoppee. aAa l3o, ~. 80
DouD1o e do (A tsg1s q 0e1hae
- ~ = slne e931s). viaA . tsonl
yA1ae q nsasiy tsSyeee.eee esnpars1
N e13.slASss = 0pal, 7.es7S73
eonses & snvsr. es9le,6o7 Ss0ds e
bon4. S.ll4eo5 psunls e ceDDsr. -
1eASelSea psun1o g alne, VIA . toeAl
va11e = ol1yA1Aeo7 = 1915. TAls
sAoWs . 1easease e naasly os.A5keoe
- ~. Ut increases e so1eoe e0ssU
6 sa1vR. 1ee.see posnds q lsal. l.
te1Jeoo De6nAs of coSpsr. and 3keoo-
- Dssa1s q sine. WltA sAs ihcssasoa
ovosaOe val1e g 0seAb Tie vaAuaD
aAoV h9sasee g o1.sSlyooo eDe unvoe.
0yStAeee ~ lsaA. e1,lee. - fsr 49,
~. ana ol.sleyeeo NJ sine.
~ tnanaos treated - IL 0asoa.
LnAv1la. Pssbao. DufanGe aAA 0aliAa
osooss vas appsoximatsay - sans
- = 1915. tAs ere eeming fsoo CanAr
=. OoooeaAo. ldahe. 0oath Daknea, an1
s<Aer ststs. and inelnding. greatly -
ooaoo1 q1antity Of sinc fssiduss from
Kansas and Oklahoma sinc snaltees.
4 notation plant for the treatment OF
sineIsad sulphide ores Of the San Juan
region vas built and operated at the
Durango smelter during the year. The
copper mating plant Il Ouray vas
me. The DATED States Zine Com
panyS magnetic vet concentration
nm and smslter at Pueblo were %
lively operated ON sinclead orss from
Colsrade and other Western states.
TAe Western Zinc Oxide plant At
LeadviIls was operated steadily. The
Westssn Chemical Company's add.
magnetic separation. wst-concsntra-
tion plant at Denver was operated
steadily At Increased capacity. ~ was
the Empire Zinc Company's 200-toa
magnetic separation plant At CaAon
City. both treating chiefly Leadville
nnc-aead sulphide ores. The old Rocky
Mountain smelter at Florence was re-
modelled into = plant for the treat.
ment Of sinc-lead.coppsr sulphide ores
- IN intermediate plant for the River
smelling Z Refining Company's cleo
trolytic speltsr plant at Keokuk, Iowa,
and large tonnages Of sulphide ores
were received from various Colorado
counties. Copper ore. copper matte.
and cyanide precipitates were shipped
= ~ Omaha smsltsr. and some COP
per and lead ores were shipped to
Utah plants.
Ths gold output Of Cripple Greek
(Tellsr county, was I'll, 800. 900. . do
crease Of e1.sS3. 900. Development con-
tinued at lower depths with the con-
tinusd gradual lowering Of the water
level ~ the Roosevelt drainage tunnel
was advanced toward the vindicator-
Golden Cycle properties. Experiment
tation with the flotation process vas
continued By the vindicator company
and the Portland company for the
treatment Of low-grade mine and dump
eee.
The Golden Cycle eyanidation mill
1t Colorado City. and the Portland cy-
anidstlna mills at Colorado Springs
and Victor. were operated steadily. but
with . decreased output. The yield
from ths small cyanide plants In the
Cripple Creek district was not 30 large
~ usual.
LAko county. chiefly Leadville. but
including also the LAckawanna gulch.
Sugar Loaf and st. Kelvin lode dis