Sample from | Monazite zone | Carbonatite zone | Apatite zone | ||||
Analysis | MH5 | MH204 | MH24 | MH25 | MH93 | MH96 | MH117 |
location | Grain | Rim | Rim | Rim | Grain | Grain | Grain |
Na2O | - | 0.27 | - | - | - | - | - |
CaO | 5.25 | 11.94 | 8.09 | 8.26 | 0.54 | 0.52 | 0.52 |
SrO | 0 | 2.51 | 2.68 | 2.26 | 0 | 0 | 0 |
Nd2O3 | 5.55 | 6.57 | 7.54 | 7.05 | 6.08 | 7.37 | 9.16 |
Ce2O3 | 31.97 | 22.78 | 25.32 | 25.42 | 34.89 | 35.97 | 33.97 |
Pr2O3 | 1.86 | 2.21 | 2.56 | 2.67 | 2.11 | 3.08 | 2.45 |
La2O3 | 21.31 | 17.77 | 20.5 | 20.45 | 25.6 | 24.05 | 22.7 |
SiO2 | 0 | 0 | 0 | 0 | 0.64 | 1.01 | 0 |
SO3 | 0.93 | 4.06 | 3.16 | 2.9 | 0.56 | 1.26 | 1.5 |
P2O5 | 24.97 | 26.64 | 27.77 | 27.98 | 30.25 | 27.15 | 28.99 |
FeO | 1.53 | 0.47 | 0 | 0 | 0.85 | 0 | 0 |
Total | 93.37 | 95.22 | 97.62 | 96.99 | 101.52 | 100.41 | 103 |
LREE2O3 | 60.69 | 49.33 | 55.92 | 55.59 | 68.68 | 70.47 | 68.28 |
Na | 0.00 | 0.02 | 0.00 | 0.00 | 0 | 0.00 | 0.00 |
Ca | 0.23 | 0.47 | 0.32 | 0.33 | 0.02 | 0.02 | 0.02 |
Sr | 0.00 | 0.05 | 0.06 | 0.05 | 0 | 0.00 | 0.00 |
Nd | 0.08 | 0.09 | 0.10 | 0.09 | 0.08 | 0.10 | 0.12 |
Ce | 0.49 | 0.31 | 0.35 | 0.35 | 0.48 | 0.52 | 0.47 |
Pr | 0.03 | 0.03 | 0.03 | 0.04 | 0.03 | 0.04 | 0.03 |
La | 0.33 | 0.24 | 0.28 | 0.28 | 0.36 | 0.35 | 0.32 |
Si | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.04 | 0.00 |
S | 0.03 | 0.11 | 0.09 | 0.08 | 0.02 | 0.04 | 0.04 |
P | 0.87 | 0.83 | 0.88 | 0.89 | 0.96 | 0.91 | 0.93 |
Fe | 0.05 | 0.01 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 |
LREE | 0.92 | 0.67 | 0.76 | 0.76 | 0.95 | 1.02 | 0.95 |