Petersen, Max S.2007-01-032022-02-032007-01-032022-02-03http://hdl.handle.net/11124/9635Date scanned: 2002-05-17.USBM #58392; Pouring cast steel grinding balls, Copper Range Smelter, Copper Range Company, Houghton, Houghton County, Michigan. Jan. 1945 / M.S.P.Held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.Donor: United States Bureau of Mines.The image is of pouring cast steel grinding balls at the Copper Range smelter, with the background mostly dark in contrast with the casting process. This is probably the Copper Range Mine (White Pine mine) and mill near White Pine, Ontonogan County Michigan. The Mine was operated by the Copper Range Company until its closure in 1995. A plan to continue operations by solution mining was rejected because of environmental concerns. The Mine was refitted to grow biopharmaceuticals in 2000.Rights management statement available at: http://library.mines.edu/digital/rights.htmlCopper Range CompanyCopper ore processing plantsStillImage