The Calumet news. [volume] (Calumet, Mich.) 1907-1938, 1914-03-02

associates had been oVerruled and now
he did not seem justified i'm refusing
to receive such testimony as the mine
ing the strike, differences of opinion.
or their attitude Of mind on the queS-
ton at issue. Mr.. Rees then proceed
ed in the reading of the correspond e
cncc without interruption.
Chairman Taylor read Il telegram
from r. c. Vandercook asking if no
could introduce Thursday afternoon
testimony regarding the conduct of the
national guard Mr.. Rees had no OBJ
lection, and Mr. Taylor accordingly
wired that "a hearing would he accord
ed him in Houghton Thursday after
noon or evening.
Mr.. MacNaughton on Stand.
James MacNaughton, general man
ager of the G. II II. Mining company
and its subsidiaries went on the stand
this afternoon rs the first witness for
the mining companies.
Mr.. MacNauehton first stated that
he had held his present position for
thirteen years and he named the COM
panies included under his manage
ment. OF these companies he stated
that three are producing.
Mr.. MacNaughton's testimony evil
IDENTIFY intended to cover the entire field
of mining i'm the copper district. He
first described the district from geo.
logical and Typographical standpoint.
He named the various lodes or veins
and the mines that are located on
them, including all of the mines of the
district. In response to a question
from Chairman Taylor he said the cop
per bearing veins are quite continuous
but that the deposits Of copper are in
termittent.
Q-What is the relative richness of
the veins from the surface down? ask
ed Chairman Taylor.
A-The copper contents lessen with
depth.
Q-Wherc does tins variation start?
Alt is noticed generally at about
> 900 feet.
GLOW much of this is worked out?
Al believe half of the opened ter
ritory is worked out.
Q-Will the other half be a rich as
hat was?
A-Not i'm all probability.
Mr.. Petermann asked Mr.. Mac |
Naughton To give the committee an
dea of the proportion of copper per ton I,
If each mine. Mr.. MacNaughton gave |
he following figures:
Mohawk, II pounds recovery to the |
ON of rock; Ahmeek, ~; Allouez. 171s: |
Wolverine, 20 to "a: Centennial, IS,
)sccola, G. a. II. branch, 10; Calumet |
'onglomcrate. Is; Tamarack Calumet
'onglomeratc) 10; quincy, 49, Isle !
toyale. l2E; Superior, 80.
Mr.. MacNaughton would not give
IN opinion of the percentage in the
Upper Range Consolidated mines, but
aid the erand average of the district
s 20 pounds OF copper To the ton ct
eek. Asked FOR comparisons with
western districts he said the recovery
n Montana, based on figures of 1911.
$ GO pounds To the ton, in Arizona "a,
II Utah and Nevada, %. Congressman
'witzcr asked the witness to explain
he variation Of expense ia bringing
re to the surface at the various
mines.
The difference, the witness answered
$ between the amygdaloid aud cong
the latter being the more ex-
enslvc. 1t costs 80 to 70 per cent more
o mine on the conglomcrate than on
he amy gdaloid because of the greater
ost of timbering, the principal item
'sked for historical comparisons Mr..
laCNauchtun said that in 1873 the
cnglomerate produced 90 pounds #
Upper To the ton of rock, and last year
he recovery was 30 pounds with n
much higher percentage of extraction
hat year than i'm 1878. Ten years ago
he conglomeiate ran 50 pounds to the
on. Mr. MacNaus ilton then. i'm res
ponsc to Il question from Mr.. Peter
lann proceeded To explain to the
Dmmittee the difference between the
)rmation Of the amygdaloid and cong
)mcrate lodes.