The Calumet news. [volume] (Calumet, Mich.) 1907-1938, 1912-03-26
MINES AND MINING, STOCKS

ter part OF the year all levels abo,
the 15O-foot level were abandono,
since the showing was not good enoug
To justify the expense of maintainin
these levels. Since that time work ha
been confined 10 the levels from IN
$50 to the 1850 inclusive. and ore ha
been mined on all these levels. ON IN,
'0O-foot level south OF the shaft new
body of oxide and sulphidc orc wa,
discovered. Except for this, all thl:
work has been on extensions Of tn,
old Irish Mag ore bodies. or oil ore
bodies stopped to the Irish Mag sid,
line by the Copper Queen company,
These have developed very satisfactor-
ny.
To secure greater economy. all sur.
face work at the Irish Mag SHAFT was
discontinued in November Since then
the Irish Mag ore has been hauled
underground 10 the oliver Shaft and
hoisted there. Men and timber also
are lowered through the oliver Shaft.
Oliver Shaft
At this shaft new oxide ore has
been found on the 1850 and 1850 foot
levels, and new sulph!de ore on the
1850 and l60O-foot levels. The new
1850 ore is in the senator Claim. east
n The shaft Good bodies Of oxide
pre- with a little sulphide have been
opened mp here, and are now being
stoned Tho oxidc oro f,,,ra N -. a.
25O-fOOt level in the Buckeye Claim in !
he latter part Of 1910 proved to be |
much more extensive than was expect |
ed. and stopping in this ore body has |
ontinued throughout the year.
on the 1250-foot level east OF the
haft a good body Of sulphide ore has
zen found In the Senator Claim. THIS
With several smaller bodies of sulphide
re In various parts IF the mine. has
elped greatly in conserving the large
re body In the east end OF the Buck
We Claim
During the year a drift has been run
'om the Hoatson shaft OF the =. a =.
Upper Co. 10 the Oliver shaft on the
zoo HOatson or 1900 Oliver level.
he oliver Shaft will be raised FROM
lis level TO the present sump below
10 l4j0-foot level. This connection
IN cut 30 feet of good sulphide ore
the Senator Claim. A raise dcvel-
'ed this ore for 80 feet above the l.
O-foot level. but two diamond drill
lies failed to find any great extern
ons Of the ore downwards.
Diamond drilling was also from the
90 and l450-foot levels I'm the Glib L
Har Claim. This work proved that
ncralization extends to the bottom
the limestone several hundred feet
low present Workings but found no
lclter:
There has been no change in equip
mt at the smelter during the past
ar and all equipment has given very
.isfactory~seryice.
n August. 1911, there were pu~- =.
lscd and put in operation two addi- W
nal converter stands. This addi-
nal converter capacity was needed Co
intain our production with the low
ng grade OF mates. This change -
ulted In immediate relief from the
gested condition in this department. &c
'uring the YEAR we also took up the
ctice OF basic lining for converteis MI
ng our old shells in this connection
results at first were Indifferent.
have constantly improved and to- lie
are getting very satisfactory.
'uring the year an agreement was IN
ahed with the Peirce- Smith people Nc
ling patent rights on basic lining
'reby we secured the rights for our
ipany to use their patents. tie
uring the latter months OF 1911 We ]
@ SUE essfully substituted mill tail "a
for sllicious ore in converters with Su
d results. In
December an appropriation was VT
1iod by the Board Of s1,94s.143OO uu
The erection Of new shelter lust
IN Of the present plant. The plans
template a l
'nPlete custom sampling mill. "a
'ranea bedding system with ca
~ for $4,000 tons) Tn
No IS" i0' blast furnaces. and
Ist chamber 60 1870. On
eel stack lined with acid proof IN, 5