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MINING pryD MINE METHODS.
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<br />The main shalt is sunk on the vein, ;and has ¢ dip of 55°
<br /> to the west, and is one compartment dovm to the seventh level, and
<br /> three compartments from the seventh level to the Ilelson tunnel,
<br /> which is the Uottom.of the shaft, 1,500 feet below the surface.
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<br /> All of the levels sbove the seventh are abandoned. They are
<br /> now vrorking on six level,`, including; the Ilelson tunnel level.
<br /> There are two skips working in the shaft, from the seventh level
<br /> doom. The ?dell on tunnel is 3x£3, and it is 10,000 feet frogs tte
<br /> entrance to the sappy Tlton~ht shaft. The tenth level co!mects arith
<br /> the ninth level of the Amethyst mine. The ore is all Soerered and
<br /> dumped into a large oitute at the bottom of fife shat, on the
<br />- -ielson tunnel, level, and loaded into cars and healed to the
<br /> ilium phreys r!till, which is los,ated ahont 3,000 feet from fire mouth
<br /> of tite T,Telson or '7ooster tu!!nel,
<br /> ^/ork is bein:; carried on tite 3th,, 9th., 10th., l.lth., 12th.
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<br /> affil 13th, levels, in same v-itt affil underneath :il'1 old rror•1ciu~s.
<br /> Ail maps are up to date, curd r7:ay be h::.d Uy applyi!tt; to dIr•,
<br />• r,eorp;e Davis, President of ti1B Co^.parv, De::ver, Colorado.
<br /> The hoistinl~; is done by skips. 3den are rained and lowered by
<br />
<br />mau
<br />0 aoietiug machinery, GJeip; t oi' losrl ho is tad about 2,000 lUs, Distance
<br />oyed, hoisted, 1,50,0 feet. The cable s are, one one-inch, mte '%~8 inch,
<br />s am- .round,,. in good condition. They
<br />have Ueen .in Itse six months, !L'he
<br /> ,
<br />apply cables :era attached to .the Uail of skips Uy means of clamps, The
<br />tito clamps were chant~;ed aUou,t four months at;o. Those are no safety
<br />iliiing, devices'einp].oyed to prevont overwinding.
<br />l,h© _Al1 ore is lowered in titq tunnel level in a sY.ip, in the
<br />lbs, nor$it Qompartntellt, Timber and men ass ho is;ed and lowered in emal].
<br />All oi~.s, s]tipr
<br /> Tho Up11 line is of.5~3 inch, I'anille. rope, attached to nn
<br />f for
<br /> eip!nt and ten inch i,ong~. Tizey employ their orm code, •,•rhich•is posted
<br /> at the collar of the shaft and ~.t each level etst.i.on anti in tho
<br />engine room.
<br />All perrtotts are proh'U1ted i't•om t•idiu~ upon loaded skip, this
<br />order be,iurg posted at LhFl collar of tho sitaf't. .Also a rte!tice statittg•
<br />the maximum uumUQr oi' men permitted to rido upon alsip at ono time
<br />is postrtd at the col.l.ar oi' Lire shsi't and at oath level station.
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