Show urn MIES M INES J t i REPLACING I f VEIN IN DEPOSITS ij s I the Porphyry mines s are to b be de- de e nde 1 Upon for keeping the country countr lIb lIb- with copper metal 1 la Is clear clear- r. r KA In recent rec nt reports from some lome of 1 rt mining proportion and especially t at t of DC the Calumet Heels Hecla which has hasa a ee n the Ole marvel of the ages agM both for a aJ J CB output and a a. low coet cost of S o 8 A A. lower grade rock 1 Is b being shown HI all til the vein voin copper deposits of or JW country Y as se greater death la is attained IU tt ttA costs are raised as a a. result or of ofa n a T IO f grade rock which Is la cost- cost J flora re remine U mine and hot holat from Crom great u e I ow the surface B a lower cost will bl he be shown ell ce air has hM replaced the thee de e of steam team In tn hoisting plants i g savings II Is aSI also aiso sho shown shon n by the elec- elec cation of oC the tho company railroad and cheaper h per power also applies to various arLous I. I 19 c of th the mine operations Leaching Pt f th Hi low grade oxidize ore ores and Im- Im n for turn- turn r j in other processes eg out out a commercial product t tends to Iwer costs coall n Calomel Hecla costs of at re II TOT noW up to 10 cents B m pound and there ee T re fair fall prospects r f a further Inc alle ie ut colli from now on It Its production productions I s I bie been cut from pounds pound in M 04 to pounds In 1913 Addi Adell- Additional tonal construction has been made rr ry by reason of new treatment re re- i de rock and 1 14 Ii for the lower lovier gr grade ta a pound has been added to this Item Hera ff r coit tolt on the production Utah Copper Chino Ray and Seva 3 Consolidated division ae are of or the porphyry of production than i lower cost cot and er r before I Is doing nicely will be a steady producer I II mines I thIn a year rear These porphyry Ifill be beable able abt to show sho a a. profit on production metal lower market price for the at a vein oln mines mints and there of the an any for m be comparatively a. a low charge construction as these prop- prop propel latest with ahe he all equipped Iea el are dressing The for ore ote n offet ort oft mines Is L II being vein eln the Ih t i output by b- from the Met et by the Increased production on ew porphyries fI |