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MINEBK00632
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Last modified
1/6/2009 12:32:00 PM
Creation date
11/18/2007 12:12:56 PM
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Mine Books
County
Dolores
Volume
15
Document
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219 <br />Irl I N I N G A tr D M I N E 2d F. T it 0 D 5. <br />Tho main opening is a crosscut tunnel 630 feet in length, <br />Lhcy leave just struck the vein In this tunnel. The other <br />working is a tunnel on the vein 150 fer•,t above the loacr <br />cross cut v+hich is 450 feet on the vein, with the ore <br />all taken out above said upper tunnel. The method of oro <br />extraction is overhand sloping and drifting, with sin{;le hand <br />c;ri111ng, Tho method of timbering is stulls covered critlt <br />lagf;infy. The timbcra oro pine prepared Uy hand and arc suffic- <br />t°nt to secure safety. <br />Underground tramming is done by hand. <br />S T A T I S T I C S. <br />T^tal nutnUer of feet in tunnels 950.$15. on per foot. <br />~~ ~~ <br />Trial nutnber of feet in crosscuts 530, 20. no <br />Cost of trunsportinp, supplies to mine $~l0.0o per ton. <br />Co::;t of trnn sporting or r, to railroad ¢",10.00 ~~ ~~ <br />Average assay ore per ton °~75.on. <br />Average assay value of shiPPinC ore w;3U0.oo. <br />14EN ) i_SP LOYliD. <br />ri!nlners X3.60 for eight hours <br />. r u ° u <br />„ lub Jr'Crli `~"~~ <br />1 i'oraman 150. on per month. <br />G~ N P: R A L R r_. I_I A R iC 5. <br />il0 person under Lhr, ufte of twelve yearn 1s employed in the <br />sine. utrun~era or visitors ure not allowed underground un- <br />les~" ucrompanied by u competcnL fn:nllinr with Lhe mine. <br />Lll. acoidcnta huve Ueen reported to th~~: 13urcuu of tiinea. <br />'Phe managemottt 1n auPPlicd with Ulank uccide:nt roportu. <br />The tunnel is prevldcd with ono sot of doors ut n ronoonuUlc <br />dl;tnnce from entrance to provetrt udmisol0n of noxious funwa <br />or gusea from uaid building should fire occur. 'Pbe wino has <br />no reduction works, T'hare ure snveral Lho~.tsund tons of willing <br />ure on L11e dump. About SCO tons of ore on dump ut Pra:;ont <br />ti...o. Avoru(5e value per ton ~, S'.5. o0, <br />`;. <br />f I, <br />f ', ''~' <br />~ ~~~ <br />I <br />rl ~I <br />~i~', <br />t ' '.'~~ <br />ti` ~ f;,. <br />~I <br />'I <br />, <br />I <br />t <br />~~l <br />i i~~ <br />'`~~ <br />j `jr <br />i,' :ri <br />'i!i ~ <br />II~ <br />I~~i <br />r <br />t <br />li ` <br />1 <br />i <br />,I,I <br />f <br />~i , i <br />I <br />ii <br />I~w,~l ill <br />
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