New-York tribune., 1907-10-28
NOTES FROM THE MINES.

The Cobalt stocks have been the strong features
os the demoralized market during the last week
Cobalt Central and Nipissing have yielded only
little to the general selling pressure in the market
This IS due TO the fact that all the Cobalt com
paues are now producing high grade ores in pay
ing quantities and most of them are handling their
production by more economic methods than were
at first in use in the Cobalt district The Cobalt
Central Company, which owns the largest acreage
outside of Nfpissing has completed its concentrat-
ing plant, which Will revolutonize the method OF
handling low grade ores In the district The plant
will begin running one hundred tons cd gay thls ms
peek ana % VII "9Tk on LOW gTao9 S oIfS Win oi earn
5000 day The high grade ores viii, as hereto et
ping facilities for all of the Cobalt mines viii
Northern Ontario Railroad has about completed its
spur to the Big Pete and TO the vicinity OF the
Slnesy compsny' TSe concentrator of the Cony-
agag mine and the fve-stamgp mill Of the Mckin-
A dispatch from SiIverton, Col, states that an
other instalment OF machinery has been received
and set up at the Old Hundred mine, which is now
becoming Of the largest producers Of the dis
trict The recent tests show that the new ma
chincry has greatly increased the saving OF the
ore and values are running fully % per cent higher higher
the installation OF the new machinery The force
engaged in development work has been n. greatly gre tc
Increased in order TO provide the amount OF ore re-
Quired by the enlarged capacity Of the plant.
report has been received at the Offices of the
Ir1-BuliiOu Smelling and DeHelOpuleII Company
from the superintendent Of the company's Kelly
mine. In New Mexico saying that the Mt shaft IS
now down ls7 feet, and in light green quartzite'
with patch on the west side Of white quartz and
OF porphyry on the south side The bottom Of the
shaft on the day Of the report was all green
cusrtZte. The streak of in the shaft is wider
now than IL has been. the ore looks better ana
richer than II did and all the water that comes
from the shaft Is reddish in color, due TO the car
Donate OF ore IN the seams and cracks. This new
strike OF is agreeable surprise 20 the man
hgement of the company, as II was driven through
country rock. east of the known ore body, which
II was intended to reach by cross-cutting Thi5
strike shows that the known ore body IN the MI
group is much larger than supposed.
Reports come from Chihuahua. Mexico, to the
effect that the Greene Gold-Silver Company has
completed eight hundred feet Of the tunnel which
II Is drifting connect the Navidad, Zaragoza and
ssn Carlos mines with its in the Concheno
camp When finished, the tunnel Will have total
lsigth OF $500 feet. An excellent showing is made
..9ere the tunnel inteTsects the vein, which Is
slly-Ilye feet wide and contains ore values run
.lss as high as $Z5 gold 10 the ton. In addition
2sloroinB good drainage for the mines, the tunnel
Sln give a good working basis for the develop
ssnt .. OF the properties. The mouth OF the tunnel
~ - = short distance above the MILL and II Will be
csso 70 transport the The present mill has n
spaciity OF 175 tons. and there Is said to be orc
tylen 70 run plant OF thousand tons capacity.
n ne" 6OOton all slime plant is being installed