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<br />COPPER FiILL--3,
<br />sxPLOSiv_r_.s.
<br />40,E Giant poc;der. imported insolid Z.L.fuse bR caps and
<br />wooden tamping bars are used.
<br />Explosives in excess of one day's supply, are stored
<br />in a Log P.ou~e with a dirt roof and is used for this pur-
<br />posa only, situated about 250 feet from any Huild-
<br />in3s or entrance to Tunnel, only about 500 being kept
<br />on hand at one time. Device for thawing powder is a
<br />double hot waLe~r boiler used for this mtrpase only.
<br />,_ I ti I _1 6 n l7 D 1d I fd E L S T HOD S.
<br />The Hain openin;,• is a crosscut Tunnel about forty feet
<br />loo;;. This is where it strikes Lhe ore body or deposit
<br />from thi, point, the;; drovo the crosscut ahead in the
<br />o!~ 76 feet and Haver stt•uck any wall, and then ran an
<br />upraise through to surface about 60 feet all in ore and
<br />Liien r,ommercerl to stopr; down .from top of raise. Now
<br />they have an 0nan cut 50x70x70 all in ors,
<br />Thr; method of ore extrr~ctlon is undor~round stnping on
<br />the Hencl! system with riouh).~- hand drilling and blasting.
<br />The alr ie food as most of Litz; work is open cut•
<br />There Ss no wator in vein so far as gone. There is about
<br />tc~c feet of eo),l and waste 0n top of vein whore work
<br />is boin~• done at this time,
<br />UTr,TI sTZC s.
<br />Avera,ro LonnaGr; rx:r month ?.00.
<br />Ave r•ai;r assay va LuO rr,r Lon ,1'ilG. oo.
<br />Total numbror 0T feet in Drifts f,30. r, 0;;t per 1't. ~jl?.. nn
<br />Total. number o]' fw:L Sr. CroucOUL:; ~.:6,Cost por ft. 14.00
<br />Tul,al_ numb~:'r of fe0t in winzes 39,CosL per ft. 16.00
<br />Toe.]. nu mbrr of frrat in upr~aiue:t r30.Cost per ft. LO.Oo
<br />Tot a7 numhor of fc•rt• in davelnpmont f1fi4.
<br />Cost of powdt=r .lG~ pr,r pound.
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