| Show wt T II Cone Con Mei eurs B Bid Improvements N the home ot of tho great grent Con Consolidated Mercur mine the Important events event ot of the year were the change made mallo In the methods of oC treating the tho f ores orell lit the tho Mercer mill and the tho equipment ot of the Sacramento mill mall with retorts for fort t the tIO treatment ot of the ores orell which exist In large lurg quantities In the thc thep p Sacramento mine There Thero was Willi omo mining done In n small way ln on outer properties In the Camp Floyd district mainly b by leasers t Home development work lour been ca m I d lit nt tho 1113 Ingot Inot with r es alts The Thle 1 I r ob I are tit u t the t he quIck liver ores found there will he be productive ot of revenue III the near future I CAUSE loon FOit It apparent to In manage most ment ot of the Consolidated Mercer early In the year that to the tho ores orOlI ot of that bonanza becoming more lImer a 1 change In treatment was 1111 II a lie the tailings showing shelving n Increase under the tho 0 old 1 method ot of re reduction In IDOl 1901 the Iho tailings cents In 1902 they ran up to 19 i while during thus the six months month prier to toMay May 1 last the thc average still higher to the ton tall During the tho ucc ell ellIns Ins Ing months n tonnage was put pUI I dl I t fI I I through moro more exercised In wIth the result that the average aver age was brought down to about TREATMENT rho fhe lon IM discussed hy by the tho of life tho company lint and the con Ulon reached to Install the tho Moore process lI after acter conducting 1 a ser los lell of If experimental testa anal f lug themselves that the tho process wits lIS 9 11 success I ly Murs the inventor of at thu process seas III Instructed to 10 proceed to 10 equip the Iho big In mill III iv his hili now lent which the tests previously etude teemed tl to would overcome the tho that ball eared lire rha great Krent Isk uIN 1111 t iCI iCIs C akell In Jul Judy amid r l s reconstructed I t pin pili red In ion alien tie thc first lit of October lost la t till the Initial loll InI run Iun plat tap to the of thu tho and hod It IL not 1101 h been for tor some ramI mechanical defects ti plant would have perforated Un lhee troubles Imse 1 eon adjusted how hol however ever after n a great deal of annoyance to bho ho company and to Mt Moore DIVIDENDS SUSPENDED In Iii anticipation of the tho alterations to the mill in iiI were 1110 suspended In May Iny Jilt but the none mint paid dosing the year 11 Iii 15 cents IL a share ur or Since the tho of nt the present there hlll has been 1111 In checked out Adding to the tho nho above tho amounts paid by br the old Mercer Gold Mining mid company mil Do De Mercer mincH to their I t r ly r C wt t n I II Ie fl I t T e I J I f fI 1 I 1 I H l INTERIOR VIEW CON MERCUR r M Moore Process Sect Section 1011 I 71 I t r AAA J v lt II I 10 j jw 1 w i H f t y j w p pP 1 I P 9 J l I Ir r 1 M MA r A oily t 1 rr rf c a ti M e i r b n r w r rw r w t r r rY Y 4 t F t A Ai i r YO ra raAl t viT vWe Al s s w rr 1 1 I a n f e Rb Y A r k r It I II IH IH IH t THE CON MERCUR MILL rho Greatest Cyanide Plant In America I the tho grand total ot of trout from the properties of oC the pr pent company aggregates the tho surn ot of H Ol OF EXTRACTION Ac to the report ot of Manager GI A urge n 11 Dorn Dern to 10 tock stock recently du during the tho last I r the bullion produced valued nt at Si 51 which l I this the product of at JV 31 hmM of at ore oro Malice Hence the tho ex ex lion was Willi U I per ton Adding th t s fI average of 21 the tho vau ot of the ore ere therefore war 06 ot of was ant t r t tier 11 loll lollA A TONI IN StoUT SIGHT Th conditions At the tha Con Conro ro lint l Mercur are to I Ir be beI r I nod It Is estimated that tI n t In hr the old Mercer mine this till are no nn 10 lass than tuns of 01 is I while I the Gate bas hUI nu 1111 Immense available ble ton tun ale I lIt hr of the Coa r A that by bv tilt the ot of the Moore machinery n closer I I lOr f III ai net m a toll could h he made Mr Mir Moore takes claims claim fat 11 LIM x method lie ht In invIn sl is s that the sit vIn 4 In the cost of labor will equal abet retained from over w whet at n a u duro dur during InS ing the first halt half of oC the Ir ar IrI I From ro Ur Mr Moore th NIs N ws hn he r re th the following Ing concerning the thee e I r mechanism etc of oC the plant ut Mercer MR lIn MOORES lIOom s STATEMENT The Tho process wild wan lIy by the inventor to nu et n II almost or lit least International in III inthe the tho of ores that I le the tho h by which probably 10 00 pot pel col ot of nil all t the he ores a ate IJ seriously I affected The Tho methods method at present clIl in III vague for tor the thc treatment ot of shines are arl crude rulle In ht the tho the tho till the filter pes betel the tho only onh ones her heretofore III n n a large lurKe U Both ot these have very ory serious objections Ind both are aro lI use useless e less lesl for or low ores The Tho niter filter press pres method hll has largely displaced and Is II especially In III South Africa mind Au very ery oxton axten sivel tired The he writer had full experience In III the operation of oC tiller presser at the Iho I 1 Sunshine mite where thu tho ore aver or ored seil ed leS I than limn s to 10 the tho ton there thern with which ev every I 1 cry ery o operator Is 19 familiar I that 1 Ie the test ot of manipulation I the wa hing ot of the Hold gold so 10 soI I tram from the nukes 19 There Thero were four I three ton Ion presses amid the tho labor std nud cost COlt wan wal GO 60 rents to le the ton ot of clines I while 1 Iii an f I t average ot nt 40 0 cents of oC soluble gold was left lett in In the latter lutter lilt Is due to 10 the tho fact that thai In Inn 1111 It II I hi hn to prevent n a par parI I f r ot of the coarser cline rum the finer Thus Thull the reo re I to the tho low flow of wash water les le in III parts ot of the tho cako and the thO naturally takes luk s the tho course ot of Ie least list resistance ail n a large part of the tho cake Is not washed To this operators In South re 1101 t to double niter pressing that is tho boy stir the cakes rain the first press Into nn an with water waler or solution tint tion anti repeat the operation This Thill ot bles the operating co cost t already too high The Tho s show ot of the Iho Moore filters In operation at the Mer lIer Mercur cur mill The rhe filters vond t ot of K a ser es of at parallel plates four Inches apart Each plate Is 20 feet fett Ion long 1 and 11 I tour Caul feet high and Is simply u II light loth frame framework framework work with romans on Troth hoth eldus A auction limo through h the top the tha c center down to within It a hAlt bolt im Ill h hof ot of the bottom while blowing pipes also nt at tho toP on omit half hult halfway Wl way the tho cOllier center ends end and 1 x tend hrh handy through the tcp ot of these plebs plates are firmly It at to channel irons crossing their top lope thus forming ono one ot of that Is one un unit II We thus have ul on machine n total filtering surface of 2530 30 square ret feet On top lOp of at these plates plate and connected to 10 their suction pipes pipe lI by 1 cross crolls bender hender pille rests n a inch and by 7 inch vacuum pump The Tho whole basket I hangs b by eight I ht wire cables from nn an electric crane which and lowers the basket and carries It from ore olle w I II I New NeT Ore Process an and New NeT itS s II f compartment et at the tho tank to Puts tank lion hus three clinics weak cyanide solo and wash Just beyond lyon J the tho compartment Is the dis discharge charge chargo point Imly tilt 1111 open space under which the cars shad to 10 receive their load In operation the tho basket Is low erect erell III ht the tho co 1111 I and I the pump III I hi Thu Pew shines are agitated to lu vent ont settling the sue suc has hIlS proceeded from one to 10 two I hours varying with tilt the character ot of the slimes and the ot of j the tho there is 18 II a coating ot of on All parts ot of the filtering our ur Pere fre of at tom ham to one Inch h hIn In thickness representing from nine nino to twelve Icle tons ut of climes dry weight The motor on nn the tho erotic crullO I s n th then n shut ed anti the tho basket with liB its load in K lift lifted ed out ot of the Ibo slimes climes compartment this operation requiring tout tour seconds Thu crane Is there then moved along its lis track until till thin weak cyanide lompart I regent ment and the tho basket is lowered risen t ty minutes In ht this tank and ten min ules III the tho w nah valer tonic Is sulli clent for far R n complete displacement ot of the tho During till nil thin time the tho pump Is iii In operation timid the tho produced the rakes 01 8 front from dropping oft off during limn transferring having arrived nt at the discharge point polut the vacuum I stopped and II a blast of air turned Into 1 a pipe connecting till the blowing pipes or of each phI plate Ie rho fhe air passing through the tho clot cloth from rom within time plat platen dl die badges the Ihl slime carell aid they drop 1101 tit lit once In the tho cars cals below M co that front from nine to twelve tons are arc discharged and f loaded In about n minute I Each filter l r handles about 75 toga nor 1 ono aro a man operates the tour four filters so 80 the L b cost cOlli ot of labor Is about tin three cc cent n 11 t I I 0 IThe I o I The wear ou the tho cloth I is noth Ing cloths cloth In III UFO are six months In th Ili Ix ex showing no ra tion rite power required Is very en snot n nn n II motor does docs th the f I i lag ot of the tho basket and Is 19 In 1 r I Ionly only four Cour minutes during the cde e 0 V I two hours Jho Iho vacuum pumps nn ar run lI by air and bold n a vacuum lit of toot is 18 to 10 20 degrees of at mercury rho Illi II dl charge solution Is no liS clear ns as L water The of at title system are aft obvious n a saving ot of tram front 10 0 tl lO lOCO CO 60 cents per lor ton qi labor see std It a aI j ot of u n Ilka hl n lO I I third n a of nt over liver 50 O per c to In Inthe toh the h cost ost ot of installation The Tho m II h I extraction is 19 due to the thc fact flet that 1111 the tiller nIter Is in th the slimes tank and th h In fin at equalizing o n f lion tion is 18 taking co nil parts q t r tor or of the cake of oC equal to th thIll Ill of solution a nod till wash water uter Po n T f fI I that when hel placed tl In the tho washing Ia I In n a perfect displacement of solutions la 11 I Far nr example 11 WI t consider Unit It he be t f r I Ion Ione on one spot on the 2800 2500 square re feet a 0 I slime cake caire to ha have 0 more of the I I h or 01 line fIne sands 8 than lime 0 ohe hr I purls then there thure bo be less leslI I h cure to the floss lIow nt at this point fore tuc the how 1101 would ho i 1 here the slimes would bo be brought u e r fl fland and would cover cot this polio point store more rill rat I Idly than the other parts until lIy by t tills h Increased coating the Iho resistance to tiro tho 1 I on pogo t r II II T Tr j J I II III 1 I oj ri I Il rr I IJ I r l Jw I 1 IJ f fj j J JJ X I J 1 J JI I r l II I 1 I 1 t 0 I t t Ii ii f 11 Ih j r A I Iv I J tJ Is Ish v of f rt 11 i t t t PrA h l dal dalt d HII I 1 I I t I 1 1 II COHo MILL ANOTHER INTERIOR VIE Moore Pre boor CO MEI COI S BIG IMPI Illg low or Mi water o oU U tl I la In R II II no III les reo 81 to lu III one III 11 tho ot II In COl tor II nI the oll IR lA l the mil ni tho 8 l Ir lre frol B 10 tl aH II Iho ex 10 Iho tor I CUI 01 holh tho to to t II o so PI ton 01 tho old which Oi 1000 Is n her 11 Al Is to Weil Dip ot the rf Ion to the low IIII of th I It by who tho thul with the 1011 no II I tOi cal lp rhe ore In st thus I Ihl hOlvy cun hl 11 I II On Ilon 1 ld mOley tho bul nO thorl ol hll heen |
