Benner, Blair R2015-10-052017-04-142015-10-052017-04-141994https://hdl.handle.net/11299/187113enTaconiteSilicaIron oreMining geologyNatural Resources Research InstituteUniversity of Minnesota DuluthProduction of Two Percent Silica Concentrate for Cyprus Northshore Mining CompanyNatural Resources Research Institute Technical ReportTechnical Report