Zanko, Lawrence M2015-10-052017-04-142015-10-052017-04-141997https://hdl.handle.net/11299/187115enFluxstoneEconomic analysisQuarriesIron RangeRailroadsFreight trainsTransportationNatural Resources Research InstituteUniversity of Minnesota DuluthTransportation Cost Evaluation of Southeastern Minnesota CarbonatesNatural Resources Research Institute Technical ReportTechnical Report