Show mining industry built 0 on low Grade Ores im g VW T Q A 0 k 4 51 g u A q wa 71 w 0 ax TV 0 A TZI 4 6 4 aj looks like country rock but it Is less than copper ore going into huge crusher or coffee grinder at magna all mines contain n var varying yang f amount litno ot of low grado ore a term given to that grado which to la too low lii ili mineral values to ship small mineral values tire anro in the ore but tho cost coat of 0 producing it la Is too heavy to moot meet tho mining milling and Sm smelling smelting elting charges tho the amount lount ot of ore ora in a mine Is 13 therefore there ther toro eforo largely ly by thi operating costs costa encountered in handling it labor costs supply y costs costa Purn pumping pIng costs costa shipment costs coats treatment costs coats anil and taxes nil all enter into tho the situation low grade ore la Is a problem in agomo instances it la Is necessary to mine vie product bild store it on tile the dump clump lilt but moro often it Is left in the mine when it la Is piled on tile tho duff unit it is gon orally stored from tile tho mine in ill tho hope that it may bo be ot of at somo some baturo time therefore the higher tho the cost ot of operating a tile tho smaller the mine fineable able oro or 0 body becomes and tho the smaller the oro ore reserves and the smaller tho the mining ing industry in utah mines have adopted IL a policy of mining as aa much low grai grade a na as possible thereby lengthening tho the life of 0 uio tile enterprise rather that glItt gutting ilig tho the high grado ore tor for n temporary showing it bec becomes olues ft a tragedy whon when low grade oroa ores are icat in the aroun ground a because miners can sell loin canio came back and talo athla oro ore out unless ti tho ho lowar low rigilo atio la Is mined with tile tho hilgh gendo tile tho poat p ant majority will remain endora id and tovener to vever oi evor thus thua much poten potential tinI i ith la is lost to humanity fori |