|
~• ~ ~
<br />~
<br />' _3_
<br />I
<br />,
<br />1
<br />~
<br />`I'.
<br />,I~ i
<br />~ Ari aerial wire rope 2400 Feet Song conneot.e the mine
<br />
<br />~
<br />~!
<br />~
<br />I with
<br />
<br />mlll. Ore treatment is amalgambtion and oolicentration•
<br />~
<br />r
<br />f
<br />~
<br />d
<br />~'-'.:
<br />, E Z ? L O S I 4 E S.
<br />i : <, ;( ;:
<br />i , {
<br />,~ ~ 40~ Ihtpont powder, Bear fuse, S-x caps and w
<br />ooden tamp-
<br />,
<br />l~1
<br />lcc .~• ing bars are used. Explosives in exoess of one dare
<br />
<br />r ~
<br />,~ , ~. i sl,~~lq
<br />are not stored underground. Average amount of
<br /> exploslvea
<br />~,,j ~i'
<br />~. , kept in storage is 1000 pouTtda.
<br />~,{r',;,i j
<br />t ~
<br />,
<br />r Thie is stored in a magazine, (dug out) about 200 Yeet
<br />n 11
<br />,i
<br />~
<br />,~;-, .,
<br />'
<br />from anq building. ~: double hot water boiler is
<br /> used
<br />
<br />, ~!r u~
<br />~
<br />for thawing powder.
<br />"„~,~
<br />~
<br />f F
<br />~~ ~ 1;p
<br />- F~
<br />~
<br />I HI NI NG AND ETH OPS.
<br />MI NE M
<br />~~ ~
<br />!
<br />~~ , The main opening is on no. 1 level of the Orion
<br />
<br />{I'
<br />' I
<br />I ' vein
<br />which ie now In about 600 Peet
<br />Th
<br />
<br />. .
<br />e Wasatch vein is
<br />~,"I also in fora distance of 600 feet. Raises have been
<br />i,~;
<br />~ ~` atartdd on both of these veins. Four Ingersoll Rand air
<br />
<br />
<br />i drills are bein
<br />E used with some single hand drilling.
<br />;
<br />l
<br />~
<br />The method of timbering ie atolls and
<br />
<br />~ °I
<br />~, ; '
<br />i souare sets covered
<br />with lagCing. They a
<br />e .
<br />. .. ,,1
<br />'
<br />' r
<br />aufficlent to secure safetq.
<br />,
<br />1
<br />i~
<br />! ~ ~ Timbers are prepare r; b*.• hand. Chutes are loaded b
<br />
<br />I ,
<br />~
<br />,L ~ .., ~ q grav-
<br />it
<br />y. Iindergro~d trampin
<br />i
<br />
<br />1. g
<br />s done bT• hand. The system oP
<br />~ ~ it ~, ~ ,.,
<br />~'~i
<br />° vent ilati~m if natural. A11 old timbers here bees
<br />
<br />~
<br />,
<br />,
<br />+{~, '„ ~
<br />' removed
<br />
<br />and the sanitary con dit.lo^s
<br />
<br />!j ~
<br />i
<br />''~ are good. The mine has but
<br />the t
<br />,
<br />, ro exitR for emplos•ee.
<br />I:;',~;; ~~
<br />~ S T A T I T I C S.
<br />fl .{ ~
<br />_.
<br />~ Total number of feet in levels 3000
<br />, Coet per Poot $10.
<br />j:
<br />f
<br />t
<br />~l~
<br />~ Average gross tonne e
<br />B
<br />e
<br />.
<br />l,.
<br />{
<br />~i P
<br />r day 20.
<br />l
<br />G
<br />k
<br />{,.. ~I
<br />~
<br />{
<br />"
<br />~
<br />' Cost of powder $.17
<br />.ji
<br />p
<br />~:`?
<br />,.
<br />,
<br />`~`~i . ~ ~ ,{,
<br />~ Cos
<br />t per ton milling of ore $1.50
<br />(ji'~;I~ ri;
<br />(`
<br />t
<br />~,i~ ; C!~~ , Cost of .~
<br />t_ ansporting ore Per ton $
<br />?
<br />5
<br />~
<br />~~~~..~,a~ ,
<br />.
<br />Soet of ore treatment per ton $2, p0
<br />4
<br />f~ ~I~~I~~ Average assay va
<br />lue per ton ¢10
<br />00
<br />1
<br />~ .
<br />
<br />3i~"ttt
<br />~
<br />~ ,
<br />MmA E~'?L OYED.
<br />~i'
<br />;, it
<br />.
<br />~
<br />~ 4 machine drillmen $4.50 for 8
<br />¢ r
<br />I
<br />. ; ~ hours
<br />
<br />~
<br />'' 4 miners
<br />'.' '
<br />!,
<br />'
<br />.:a'',~ ,
<br />~ 3.00 r
<br />~:
<br />,~
<br />' 2 tra,:mers
<br />}ii :{i 5.00
<br />~
<br />~~ 1 tramwaym~
<br />.
<br />• 3.50 r
<br />~ 1 foreman
<br /> 5.00 r
<br />
|