2024-10-112024-10-11https://hdl.handle.net/11299/265964US Steel Corporation / Ralph Marsden Iron Ore CollectionCountry = CanadaState = OntarioCounty = Rainy RiverLocality = Atikokan DistrictMine = Steep Rock MineUniversity of Minnesota DuluthBox # = 30Storage Box # = 57US Steel Corporation / Ralph Marsden Iron Ore Collection - Sample #357Image