Citation: Tt. Chen et al., MINERALOGICAL CHARACTERIZATION OF CALCINE, NEUTRAL-LEACH RESIDUE AND WEAK ACID-LEACH RESIDUE FROM VIEILLE-MONTAGNE ZINC PLANT, BALEN, BELGIUM, Transactions - Institution of Mining and Metallurgy. Section C. Mineral processing & extractive metallurgy, 102, 1993, pp. 19-31