Benner, Blair RBleifuss, Rodney L2015-10-022017-04-142015-10-022017-04-141991https://hdl.handle.net/11299/187108enTaconite ore processingTaconiteSilicaHibtacIron oreMining geologyNatural Resources Research InstituteUniversity of Minnesota DuluthInvestigation in Production of Iron Ore Concentrates with Less Than 3 Percent Silica from Minnesota Taconites – Report Three – Hibtac Concentrate: A Final ReportNatural Resources Research Institute Technical ReportTechnical Report