This U.S. industry comprises establishments primarily engaged in developing the mine site, mining, and/or beneficiating (i.e., preparing) metal ores (except iron and manganiferous ores valued for their iron content, gold ore, silver ore, copper, nickel, lead, zinc, and uranium-radium-vanadium ore). Illustrative Examples: Antimony ores mining and/or beneficiating Rare earth metal ores mining and/or beneficiating Columbite ores mining and/or beneficiating Tantalum ores mining and/or beneficiating Ilmenite ores mining and/or beneficiating Tungsten ores mining and/or beneficiating Molybdenum ores mining and/or beneficiating Cross-References. Establishments primarily engaged in--