benefication, mineral dressing, ore dressing, mineral processing, concentration, mineral extraction
mineraalse tooraine (maagi) töötlemisprotsess kasulike mineraalide sisalduse suurendamiseks maagis; rikastamise saaduseks on kontsentraat, physical and chemical concentration of raw ore into a product from which a metal can be recovered at a profit; concentration or other preparation of ore for smelting
