Mineralogical aspects of beneficiation of phosphates ...
01/11/1988 · The beneficiation process of the ore in the plant is based on crushing, grinding, attrition, and wet sorting, resulting in separation of the phosphate from its diluents. The concentration of P 2 O 5 in the product is determined by two factors: the extent of dilution by nonphosphate minerals (calcite, gypsum, dolomite) and the degree of substitution of PO 4 3− .