Table 1: The composition of REEs in concentrate and tailings of the phosphate ore.
Ore sample | Y | Ce | Pr | La | Nd | Gd | Er | Dy | Total REE content (ppm) |
Concentrate | 214 | 180 | 132 | 170 | 113 | 29 | 26 | 25 | 826 |
Tailings | 84 | 82 | 10 | 48 | 43 | 11 | 16 | 11 | 304 |