REE (ppm)
Zone | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | Y | P2O5 (%) |
1 | 1658 | 2632 | 194 | 1077 | 149 | 616 | 193 | 7 | 68 | 6 | 9 | 21 | 22 | 1 | 3132 | 31 |
2 | 40 | 129 | 15 | 47 | 25 | 18 | 118 | 8 | 12 | 3 | 8 | 5 | 8 | 12 | 1367 | 0.2 |
3 | 305 | 360 | 45 | 166 | 27 | 11 | 76 | 56 | 13 | 4 | 11 | 4 | 10 | 2 | 767 | 3 |
4 | 84 | 260 | 20 | 84 | 30 | 15 | 99 | 15 | 15 | 14 | 25 | 5 | 18 | 3 | 891 | 1 |