Show I 1 LEACHING COPPER 1 t T r I 1 il 1 I 1 FIR ll 11 11 i 4 i huge layers of scrap tin and iron which will be turned to copper by precipitating or catching copper in water at bingham canyon tin cans discarded in a stream b by the wife of a miner near butte M montana antana On tana led to scientific research that resulted in the saving ot of much copper which otherwise might have been lost according to a legend ot of the mining industry the water of 0 the stream near which the miner had his cabin percolated through the hills ot of butte picking up lip a certain amount 0 oi copper tin cans thrown into the stream by the miners wife picked up a certain amount ot of the copper in fit the water and eventually the entire tin can call was turned or replaced to copper this led to scientific discoveries that brought about copper precipitation a practice t lee now in utah ut s it in ao an effort to save every ounce ot of metal to create and employment one of the tha largest lai feast copper preele plants ili the corli Is operated ty by thi utah copper company at tap maidli of alln liam canyon tia da rahle ltaif which for or so anany nian Y years ai considered worth less due to the small copper content of 0 the ore the water which tor for so many years flowed aimlessly down Bing bangham liam canyon la Is now being put to commercial use for every tollof ton of ore mined it la Is necessary to mine about a ton of 0 f waste and move it to nearby gulches the water percolates through the great gnass mass of waste which has been removed from the mine leaches or picks licks up tip a certain amount of 0 copper in solution by diverting the water into a plant at the bottom of the canyon much copper Is saved the water Is diverted into huge tanks chioli aro filled with tin preferably do tinned tin or scrap iron which attracts the copper in the ill water and within a comparatively short time the scrap Is turned to copper try it sometime by placing your christmas Christ mai jewelry in a pan of 0 water containing copper in solution |