Show much interest in milling processes officers ofa of grand central and other mines are awaiting waiting a for definite information before constructing milling plants A few day days ago 0 E loose the manager and principal owner in the grand central gold chain S and other tintic gintic properties stated that he has not given up the idea of erecting a mill for the treatment of the low grade ore from these mines but that he believes it advis able to wait until auth authentic antic report are forthcoming from the mills which are now in the experimental stage it if the knight krug lit christensen mill at sil ver city is all that is claimed tor for it there is no question but what am m liar ilar plants will be built and oper abed in connection with some oe of the larger mines of this district among which is the grand central there is hardly a mine in the state with a larger quantity of milling ore than the grand central and it if there is some process by which this ore can be handled it will mean the addition of hundreds ot of thousands of 0 dollars to the mines revenue this low grade ore is exposed on practically cally all of the levels from the surface clear down to the water level which means a depth of aburt 2 03 feet some time during the early part of last year the officials of the grand central mine looked up a mill s te and then secured a sufficient water supply and in fact made other ar range ments for the construction of a milling plant it being the r anten tion to have everything in readiness for construction work when they are confident that there Is some process of milling whereby the values can be extracted from their low grade ore the knight mill at silver city a thought to have pa a d the exp ri mental stage but a few months work ork will no doubt be necessary to deter mine just what is being accomplished in the w ay of saving the values the mill ot of the park city mines 00 oo us ing a process a to that in use at the knight christensen plant here in the tintic gintic dietr ct has been clos d down tor for a few months but eions are now being made for the re sumi tion of work during the time that the park city in 11 has been ben closed a new holt dern roaster with ith a capacity of thirty five tons a day h has as been installed some tests have already been made with the holt darn bern roaster and mining men who are conversant with the new process are of the opinion that it will revo lut ionize the mining industry in such places as cintio and park city be cause it will mean the successful treatment of hundreds of 0 thousands of tons of ore which at the present time is of no value |