The Salt Lake tribune. [volume] (Salt Lake City, Utah) 1890-current, 1910-05-31
Il Of MASON
|IlLLEY. BODIES
Il Million Tons Actually
hacked Out Down to the
Fifth Level.
sgRIL AVERAGE
4 PER CENT COPPER
Lort Issued From Boston
lhout Mason and Miami
II Copper Mines.

Lo,p,ou, Towle & Co. OF Boston and
,, has issued a report regarding
| valley and Miami mine conditions
II an nroye interesting reading for
\ ssIt Lake stockholders. The fol-
srs extracts from the statement;
"a not very we'll acquainted
IN. Mason Valley Copper company.
nrIncIpal market for this stock
~ in sal: Lake City. Mason VAL
II heen three years under develop
A II has an orc body $50 feet In
4 n,,,b an average width OF about
~, 1be ore averaging liberal 4
I, conner. with 40 TO 90 cents per
4, nrecious metal values. There is
/. mn 600 tons fairly we'll blocked
depth OF 800 feet on the ore
,hc property Is still in the
s,aqes Of it's development. Within
i,e SO0-ton smeltcr should he
4 70 blow in. Contracts have been
foy a large tonnage of custom ores.
,hs treatment OF these ores In con-
~ Mil, the Mason Valley ores is
...I
<<rr,h,Iiljes Of s. 10 SO per share
iow copper market.
a Miami report for the year ending
,hsr si 1909. has just been received.
y rrost thorough as TO development
.ouInmcnt OF the property, and shows
~rrk now in progress as most COM
IA efficient. During the year lit
.,,,mnl was made 10 develop new orc,
- uas confined to the tonnage
,r,il,- hlocked out. viz. 1900. 600
ss<aying o.75 per cent. Up to April
m seven holes were drilled. all III
10 20 feet thick. averaging well
nor cent. No estimate is made OF
image.
4 on a new hosting shaft and the
IN further blocked out preparatory
Sing. This work is now practi-
[snpleted above the i20-foot level,
IA hsulnge is 10 be Installed un-
+~Ind The hoist will have a capac-
"A SEQ tons daily. Approximately
4 feet Of development work was
4 makiuC total Of nearly nine
L, The 5000 ton concentration divided
| IL sections. grading and concrete
.ston work is now completed and
spns.ruction has also been finished
I|hpe additional sections. equal TO
sand Ions capacity. The ratio OF
-tration is given as twenty tons
cpe and the extraction at so per
I0rs at the power house is as far
I'D as al the concentration Com
II air and electricity will he gene
and transmitted 10 the mine and
The water supply will be obtained
Ithe Old Dominion mine and from
|mpsny's wells.
u financial statement shows Decem-
II 1909. cash OH hand and in banks
E.s09 20. On January 10, 1910. when
Xc0nd installmcnt on the bonds be-
n due, there was added Sl."l%, 100.
3 total of Sl.Ti2. .009.I0 al that
Expenditures from the first OF the
must bc deducted from this figure.
'ose OF tho year viii see the plant
ration and the actual production
per begun.
Management, OF the Miami COM
has never figured upon ores below
l-foot level I'm estimating the IA
tonnage, which will average %
Ent copDer. Tho manag cement origi-
1eured that it's ore body ended
The 510-foot level. but when II ra:'
Tosseut and drift on that level II
|tA in ore and while The contents
ore was not as high in copper
as OH the upper levels, ii was al
Efnt tenor 10 maintain Y pei
average for the mine Now the
#sfment is sending its shaft 1I0
oe'ow the o10-foot level. and viii
another level at that depth. and
fhc management makes no claims
lhe grade OF ore they Will encoun
ncfe they believe they will locate
'eable ore. These Developments
!nection with the churn drill re-
IN outlaying territory, will prove
nderable market factor later on "
s valuation on Miami stock