Element (wt %) | N20 | N21 | N46 | N47 | N49 | N50 | N51 | N53 |
SiO2 | 62.9 | 60.4 | 56.4 | 52.2 | 55.5 | 60.7 | 49 | 56 |
Al2O3 | 15.5 | 13.45 | 14.6 | 11.5 | 14.55 | 16 | 15.6 | 14.85 |
Fe2O3 | 5.81 | 3.97 | 6.25 | 7.77 | 6.33 | 7.35 | 6.88 | 6.68 |
CaO | 5.59 | 5.24 | 6.34 | 6.81 | 5.65 | 6.29 | 6.96 | 6.31 |
MgO | 2.76 | 1.82 | 3.53 | 2.78 | 2.78 | 3.74 | 3.32 | 3.11 |
Na2O | 4 | 7.73 | 3.14 | 5.25 | 2.8 | 4.23 | 2.86 | 3.6 |
K2O | 0.58 | 0.14 | 1.28 | 0.81 | 2.16 | 0.72 | 2.22 | 0.96 |
Cr2O3 | 0.011 | 0.007 | 0.013 | 0.011 | 0.011 | 0.014 | 0.013 | 0.013 |
TiO2 | 0.53 | 0.36 | 0.6 | 0.53 | 0.61 | 0.63 | 0.61 | 0.62 |
MnO | 0.08 | 0.06 | 0.09 | 0.09 | 0.07 | 0.09 | 0.09 | 0.06 |
P2O5 | 0.18 | 0.03 | 0.22 | 0.27 | 0.21 | 0.22 | 0.21 | 0.22 |
SrO | 0.06 | 0.06 | 0.05 | 0.09 | 0.04 | 0.06 | 0.04 | 0.03 |
BaO | 0.03 | <0.01 | 0.03 | 0.02 | 0.06 | 0.03 | 0.04 | 0.03 |
LAW | 2.17 | 7.03 | 8.34 | 8.05 | 9.12 | 1.89 | 11.15 | 7.4 |
Total | 100.2 | 100.3 | 100.88 | 96.18 | 99.89 | 101.96 | 98.99 | 99.88 |
C | 0.17 | 2.1 | 1.69 | 2.72 | 2.09 | 0.07 | 2.76 | 1.24 |
S | 0.01 | 0.63 | <0.01 | 3.46 | 0.04 | 0.02 | <0.01 | <0.01 |
Ba (ppm) | 281 | 39.2 | 273 | 199.5 | 548 | 268 | 311 | 275 |
This | 37.4 | 21.6 | 34.1 | 38.7 | 29.3 | 37.6 | 36.7 | 32.1 |
Cr | 70 | 50 | 80 | 70 | 80 | 110 | 100 | 100 |
Cs | 0.16 | 0.08 | 0.6 | 0.26 | 0.68 | 0.27 | 0.67 | 0.36 |
Dy | 1.91 | 0.89 | 2.14 | 2.88 | 1.93 | 2.72 | 2.2 | 1.69 |
Er | 1.04 | 0.5 | 1.12 | 1.3 | 1.04 | 1.33 | 1.06 | 0.82 |
Eu | 1.08 | 0.53 | 1.26 | 1.24 | 1.1 | 1.42 | 1.12 | 0.85 |
Ga | 17.2 | 27.5 | 17.2 | 19 | 22.4 | 23.7 | 22.6 | 20.1 |
Gd | 2.56 | 1.28 | 2.91 | 4.08 | 2.84 | 4.18 | 3.01 | 2.22 |
Ge | <5 | <5 | <5 | <5 | <5 | <5 | <5 | <5 |
Hf | 4.2 | 2.1 | 2 | 6.6 | 4.4 | 3.7 | 3.1 | 2.6 |
Ho | 0.37 | 0.17 | 0.39 | 0.46 | 0.36 | 0.5 | 0.41 | 0.31 |
La | 16.6 | 9.6 | 14.6 | 14.6 | 12 | 14.3 | 15.8 | 15 |
Lu | 0.13 | 0.07 | 0.12 | 0.16 | 0.13 | 0.16 | 0.15 | 0.12 |
Nb | 5.1 | 5.2 | 4.1 | 3.5 | 4.7 | 4.2 | 4.5 | 4.7 |
Nd | 17.6 | 9.9 | 17.9 | 23.2 | 16.7 | 23.4 | 19.6 | 15.7 |
Pr | 4.37 | 2.44 | 4.19 | 5.27 | 4.03 | 5.46 | 4.89 | 4.02 |
Rb | 12.8 | 3.3 | 28.4 | 17.6 | 48.9 | 12.2 | 51.9 | 22.5 |
Sm | 3.09 | 1.73 | 3.48 | 4.7 | 3.46 | 4.69 | 3.84 | 2.71 |
Sn | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 |
Sr | 508 | 553 | 419 | 834 | 394 | 527 | 385 | 302 |
Your | 0.3 | 0.3 | 0.1 | 0.1 | 0.3 | 0.2 | 0.3 | 0.4 |
Tb | 0.34 | 0.16 | 0.36 | 0.51 | 0.35 | 0.52 | 0.41 | 0.27 |
Th | 0.96 | 1.46 | 0.54 | 0.87 | 0.48 | 0.34 | 0.62 | 0.85 |
Tm | 0.16 | 0.09 | 0.16 | 0.17 | 0.15 | 0.22 | 0.18 | 0.12 |
U | 0.23 | 0.6 | 0.22 | 0.64 | 0.39 | 0.12 | 0.22 | 0.46 |
V | 99 | 31 | 114 | 79 | 112 | 116 | 126 | 110 |
W | <1 | 14 | 1 | 15 | 16 | 1 | 9 | 2 |
Y | 9.8 | 4.1 | 10.2 | 12.4 | 9.8 | 13.8 | 11 | 8 |
Yb | 0.9 | 0.52 | 0.98 | 1.08 | 0.89 | 1.12 | 0.96 | 0.75 |
Zr | 173 | 79 | 90 | 298 | 207 | 154 | 125 | 113 |
As | 0.4 | 1 | <0.1 | 27.5 | 0.1 | 0.2 | <0.1 | <0.1 |
Bi | 0.01 | 0.03 | 0.01 | 0.09 | 0.01 | <0.01 | 0.01 | 0.02 |
Hg | 0.008 | 0.007 | <0.005 | 0.021 | <0.005 | <0.005 | <0.005 | <0.005 |
In | 0.01 | 0.02 | 0.025 | 0.021 | 0.019 | 0.012 | 0.02 | 0.026 |
Re | <0.001 | <0.001 | <0.001 | 0.001 | <0.001 | <0.001 | <0.001 | <0.001 |
Sb | <0.05 | <0.05 | <0.05 | 0.12 | <0.05 | <0.05 | <0.05 | <0.05 |
Visit | <0.2 | 0.3 | <0.2 | 1.2 | <0.2 | <0.2 | <0.2 | <0.2 |
Te | 0.01 | 1.62 | 0.02 | 7.07 | 0.06 | 0.01 | 0.01 | 0.12 |
Tl | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 | <0.02 |
Ag | <0.5 | 0.5 | <0.5 | 2.5 | <0.5 | <0.5 | <0.5 | <0.5 |
Cd | <0.5 | <0.5 | <0.5 | 0.5 | <0.5 | <0.5 | <0.5 | <0.5 |
Co | 17 | 15 | 24 | 24 | 21 | 23 | 25 | 23 |
Cu | 25 | 12 | 103 | 33 | 46 | 52 | 68 | 24 |
Li | 10 | <10 | 40 | <10 | 20 | 10 | 20 | 40 |
Mo | <1 | 17 | <1 | <1 | <1 | <1 | <1 | <1 |
Ni | 57 | 37 | 77 | 66 | 68 | 68 | 70 | 78 |
Pb | 2 | 7 | 6 | 9 | 5 | 2 | <2 | 3 |
Sc | 10 | 8 | 13 | 12 | 12 | 15 | 15 | 12 |
Zn | 59 | 55 | 84 | 86 | 144 | 92 | 92 | 87 |