The Idaho Springs siftings-news., 1918-01-18

The Golden Cycle cyanidation mill.
q Colorado City. and the Portland
cyanidation mill, at Colorado Springs
and Victor. were operated steadily. |
The yield from the small cyanide
plants Of the Cripple Creek district
was not SO large as usual and the ship !
ments Of smelling ore directly to
smelters fell off considerably.
Lake County. chiefly Leadville. but |
including also tho Lackawanna Gulch.
Sugar Loaf, ST. Keyin and the Wort
man lode districts and the Arkansas
River dredge district produced ST.
100000 in gold. 2.240.ooo ounces Of
$4,000 pounds OF copper. and $780,.
900 pounds Of zinc, having a total
value of sl0,700.000, against $1,720,-
440 in gold. 1881 ,2S1 ounces OF silver.
2,621,675 pounds of copper, 21.719.392
pounds of lead, and 76,7S5.567 pounds
OF zinc, having total value of $16,-
0S2.o59, in 1916. Shipments of man
ganese-iron ore, manganese-silver
fluXing ore, lead carbonate, and zinc
ing quantities from the Downtown dis
trict unwatered in 1916. Some zinc
carbonate and zinc sulphide ores were
shipped from the Fryer Hill district,
also unwatered in 1916, and consider
able iron-sulphide ores were shipped
from the unwatered Carbonate Hill
district. The output OF zinc carbon
ate from the Leadville district de-
creased heavily. The output Of zinc
carbonate was 6s,5o0 tons of 1876 per
cent, as compared with S5.513 tons
of 21.52 per cent. in 1916. The zinc
sulphide smelling and concentrating
ore was 10000 tons Of 21.7 per cent.
against 1925 tons Of 2O.96 per cent
in 1916 The Derry Ranch dredge, be-
low Malta, continued operations dur.
ing the year.
The San Juan region of Dolores.
La Plata, Ouray. San Juan and San
Miguel counties produced $2,5S8.000 In
gold, 2.556,0OO ounces Of silver, TO-
$4,000 pounds OF lead. 3.745.000
pounds of copper and 100000 pounds
Of zinc valued in all at $8,1O0,00O,
against s3,o41.275 in gold, 2.224.311
ounces of silver. 16,345,768 pounds OF
lead, 3072,199 pounds of copper, and
5,364 2o9 pounds of zinc. with a total
value Of $7,1O7.29 in 1916. The San
Miguel County mills maintained their
production of gold, which was about
$4,000 000 and increased their produc-
tion of silver to over 100000 ounces.
but considerable quantities OF the ore
i,, 1Ic
ations In Ouray county along the
strike Of the veins.
Boulder Gilpin and Clear Greek
counties produced $SOS00O In gold,
956,O0O ounces of silver, 1,24O,00O
pounds OF copper, 6.336.ooo pounds Of
lead, and 100000 pounds OF zinc. as
compared with $1,0O1,489 in gold,
| 881,5l8 ounces of silver, 1,243,756
pounds of copper, 5,6s1 1892 pounds OF
lead and 2,572,575 pounds of zinc in
| 1916 Boulder county produced $50.
| 900 less gold and 10000 less silver.
also less copper and lead. Clear Creek
county increased its output Of silver.
lead, copper and zinc, but decreased
considerably its output of gold. The
production of gold in 0ilpin county
there was an increase in the output
of lead, and for the first time in years
there was an output Of zinc.
In Chaffee county the output of
gold, lead, copper and zinc fell off.
but the output OF silver Increased.
The output of Pitkin county (Aspen)
was $4,000 ounces OF silver and 49,
$4,000 pounds of lead, an increase OF
| II 900 ounces of silver, but decrease
Of nearly 1000 900 pounds OF lead. The
output OF zinc from this county. how
ever, increased approximately 3O0,-
900 pounds.
The production of Creede (Mineral
county, fell off considerably, as did
that of Gunnison county.
Mining was very active at Red Cliff,
Eagle county, though the yield OF
zinc was somewhat less than in 1916.
| Some shipments were made from the
Brush Greek district.
The output from both lode and plac-
er mines in Park county decreased.
Summit county produced $623,oo0 in
gold, $1,000 ounces OF silver. 6zO,Ooo
pounds OF lead, 10000 pounds OF cop
per, and 19,OO0,o 900 pounds Of zinc, as
compared with $673,891 in gold, 120,-
2O7 ounces of silver, 1881 pounds OF
copper, 1,6S8,637 pounds of lead, and
13,94O,948 pounds Of zinc in 1916.
The output from the mines OF Gus
ter county was the largest for several
years, and there was also a consider
ably increased production from the
Kerber Creek district OF Saguache
county.