Elko independent. [volume] (Elko, Nev.) 1915-current, 1916-03-28
ployed here.
To Explore the Deeper Levels.

To Explore the Deeper Levels.
In the mines OF the Consolidated
company. as well as in other proper
ties of the district. there has been no
systematic attempt to develop or block
out large bodies OF ore of this char
acter, although development work on
deeper levels has exposed vast quaint
ties OF ore that will eventually be
treated by fiOtatiun. Hencefurti ;hs
Consolidated and other companies. as
sured of a market for this product.
will devote their efforts to greater
extent TO the exploration of the deeper
levels and TO the blocking out OF the
lower grade. copper-bearing ore that is
now shown TO be amenable to profit
able treatment by flotation.
Field of FIotation Process.
According TO the best authorities il
is unlikely that the flotation process
will completely supplant cyanidation
here for some time 10 come. if ever.
and the growth of its application will
Z
case of the Goldfield Consolidated.
The latter company will be in a posi-.
ton at any time TO supply flotation
plant of large capacity from its known
reserves of copperbearing ore. while
continuing TO treat its less refractory
product by the processes now in use,
but il is likely that these processes
will gradually give way TO flotation as
opened and as larger tonnage of cop
per ore becomes available
Throughout the Goldfield district. in
properties scattered over wide area.
ore suitable for treatment by the flo
tation process. or similar to that used
in the many successful tests that have
been made. has been exposed in en-
couraging quantity. That the quantity
is not far greater is due, in the opinion
of good authorities. to the lack OF a
market for product of this kind and
the inability of mining companies and
claim owners TO continue development
ton. This difficulty will be removed
with a local market for copperbearing
| ores of too low grade 10 bear the
! high freight rates to distant smelling
/ points. and il is believed that the cur.
rent year will witness the building OF
other plants here fer The use of this
process.
$50 Tons Treated Daily.
The fiotation plant of the Nevada
Metal Extraction company on the site
of the old Florence Goldfield mill, al
Goldfield, is now complete in every de
tail and Will be in full operation within
few days. treating $50 tons daily OF
low grade ore from the Florence
dumps.
Manager +. 4. Mead, who is at the
head of the company. was for a mum
Utah Copper company and spent five
years in the study and development
of the fiotation process for the ID. c
Jackling interests.
p'lolt uDOll lllt ftfNllbn vi
the local plant, Mr.. Mead carefully
sampled the Florence dumps and made
exhaustive tests with the floiatiOn pro
cess on this ore, finally convincing
himself beyond doubt that the re
fractory ores of the district could be
treated profitabiy by this method ant
that flotation offers satisfactory so
luton of the problem. formerly be
lievcd 10 be insoluble. of extracting
the metals from the low grade copper
bearing ores of Goldfield at little OK
, pensc. In designing both the local flo
tation plants the most approved equip
; ment has been included and the latcs
and most efficacious appliances ant
methods employed successfully else
where have been provided.