Research Article
Zircon U–Pb Dating and Lu-Hf Isotope of the Retrograded Eclogite from Chicheng, Northern Hebei Province, China
Table 2
Trace element concentrations of zircons in retrograded eclogite (ppm).
| Spot | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | Y | ΣREE | LREE | HREE | LREE/HREE | δEu | δCe |
| Sample 160601 | 1.1 | 0.001 | 0.066 | 0.000 | 0.035 | 0.170 | 0.313 | 3.74 | 1.37 | 7.75 | 1.07 | 2.05 | 0.33 | 2.60 | 0.40 | 34.11 | 19.90 | 0.59 | 19.32 | 0.03 | 0.56 | 2.30 | 2.1 | 0.010 | 0.098 | 0.007 | 0.047 | 0.225 | 0.390 | 3.79 | 1.04 | 5.50 | 0.86 | 1.73 | 0.25 | 1.78 | 0.23 | 24.20 | 15.96 | 0.78 | 15.18 | 0.05 | 0.68 | 2.78 | 3.1 | 0.004 | 0.073 | 0.002 | 0.020 | 0.194 | 0.324 | 2.77 | 0.96 | 5.38 | 0.62 | 0.98 | 0.14 | 0.91 | 0.13 | 18.07 | 12.50 | 0.62 | 11.89 | 0.05 | 0.76 | 6.26 | 4.1 | 0.001 | 0.146 | 0.001 | 0.048 | 0.276 | 0.322 | 3.22 | 1.10 | 6.69 | 0.79 | 1.56 | 0.21 | 1.71 | 0.18 | 23.24 | 16.25 | 0.79 | 15.45 | 0.05 | 0.64 | 27.37 | 5.1 | 0.000 | 0.065 | 0.001 | 0.019 | 0.321 | 0.370 | 4.68 | 1.92 | 12.21 | 1.62 | 2.49 | 0.30 | 2.23 | 0.31 | 46.56 | 26.53 | 0.77 | 25.76 | 0.03 | 0.51 | 33.37 | 7.1 | 0.003 | 0.132 | 0.001 | 0.046 | 0.482 | 0.573 | 6.05 | 1.49 | 6.21 | 0.67 | 1.22 | 0.17 | 1.11 | 0.16 | 20.81 | 18.31 | 1.24 | 17.07 | 0.07 | 0.61 | 24.06 | 8.1 | 0.003 | 0.070 | 0.003 | 0.016 | 0.259 | 0.391 | 4.70 | 1.42 | 7.53 | 0.88 | 1.26 | 0.17 | 1.37 | 0.17 | 24.53 | 18.24 | 0.74 | 17.50 | 0.04 | 0.55 | 6.11 | 9.1 | 0.000 | 0.110 | 0.003 | 0.023 | 0.265 | 0.371 | 4.54 | 1.23 | 6.59 | 0.84 | 1.48 | 0.23 | 1.53 | 0.20 | 23.72 | 17.41 | 0.77 | 16.64 | 0.05 | 0.54 | 13.62 | 12.1 | 0.000 | 0.100 | 0.000 | 0.021 | 0.347 | 0.539 | 5.04 | 1.51 | 7.95 | 1.09 | 2.06 | 0.26 | 1.91 | 0.24 | 31.00 | 21.07 | 1.01 | 20.06 | 0.05 | 0.69 | 3.86 | 16.1 | 0.009 | 0.058 | 0.002 | 0.044 | 0.302 | 0.465 | 4.96 | 1.73 | 9.91 | 1.24 | 1.75 | 0.26 | 1.85 | 0.23 | 32.94 | 22.81 | 0.88 | 21.93 | 0.04 | 0.61 | 3.30 | 17.1 | 0.000 | 0.110 | 0.003 | 0.025 | 0.138 | 0.196 | 2.61 | 1.05 | 7.67 | 1.16 | 2.22 | 0.32 | 2.34 | 0.31 | 31.71 | 18.15 | 0.47 | 17.67 | 0.03 | 0.50 | 12.88 |
| Sample 160602 | 1.1 | 0.000 | 0.542 | 0.000 | 0.123 | 0.361 | 0.219 | 3.55 | 1.50 | 20.68 | 8.95 | 43.97 | 10.33 | 113.19 | 20.43 | 248.97 | 223.84 | 1.25 | 222.60 | 0.01 | 0.38 | 3.66 | 2.1 | 0.000 | 1.110 | 0.005 | 0.081 | 0.987 | 1.187 | 11.46 | 3.28 | 21.75 | 4.03 | 9.68 | 1.40 | 10.02 | 1.36 | 117.34 | 66.34 | 3.37 | 62.97 | 0.05 | 0.66 | 65.89 | 3.1 | 0.011 | 0.157 | 0.000 | 0.040 | 0.085 | 0.115 | 0.95 | 0.54 | 7.79 | 3.29 | 14.35 | 2.88 | 25.76 | 4.67 | 111.01 | 60.63 | 0.41 | 60.22 | 0.01 | 0.77 | 2.65 | 4.1 | 0.005 | 0.709 | 0.005 | 0.107 | 0.564 | 0.704 | 8.74 | 3.07 | 20.86 | 3.36 | 6.84 | 0.95 | 6.60 | 0.99 | 87.20 | 53.51 | 2.09 | 51.41 | 0.04 | 0.53 | 29.44 | 5.1 | 0.043 | 0.619 | 0.015 | 0.107 | 0.406 | 0.588 | 6.88 | 2.82 | 23.57 | 4.60 | 10.48 | 1.41 | 10.22 | 1.43 | 122.36 | 63.17 | 1.78 | 61.39 | 0.03 | 0.56 | 6.01 | 6.1 | 0.010 | 0.652 | 0.004 | 0.048 | 0.615 | 1.091 | 14.75 | 5.45 | 34.85 | 5.02 | 9.00 | 1.10 | 7.56 | 1.08 | 130.40 | 81.22 | 2.42 | 78.80 | 0.03 | 0.50 | 23.52 | 7.1 | 0.085 | 0.745 | 0.008 | 0.057 | 0.573 | 0.571 | 5.94 | 2.32 | 18.24 | 3.68 | 11.29 | 1.89 | 18.53 | 3.02 | 97.20 | 66.94 | 2.04 | 64.90 | 0.03 | 0.60 | 5.44 | 8.1 | 0.006 | 0.462 | 0.004 | 0.058 | 0.479 | 0.436 | 5.66 | 2.41 | 20.07 | 3.64 | 8.47 | 1.14 | 9.04 | 1.21 | 109.72 | 53.10 | 1.44 | 51.65 | 0.03 | 0.49 | 23.57 | 9.1 | 0.043 | 1.384 | 0.012 | 0.262 | 0.830 | 1.104 | 10.69 | 3.87 | 29.21 | 5.22 | 11.55 | 1.69 | 12.14 | 1.74 | 154.76 | 79.75 | 3.63 | 76.11 | 0.05 | 0.66 | 14.63 | 10.1 | 0.077 | 0.552 | 0.010 | 0.101 | 0.411 | 0.479 | 7.22 | 3.07 | 26.75 | 5.50 | 13.42 | 1.93 | 15.02 | 2.12 | 162.40 | 76.66 | 1.63 | 75.03 | 0.02 | 0.44 | 4.24 | 11.1 | 0.005 | 0.534 | 0.000 | 0.000 | 0.428 | 0.554 | 7.07 | 3.04 | 24.19 | 4.90 | 11.59 | 1.72 | 12.61 | 1.87 | 137.70 | 68.51 | 1.52 | 66.99 | 0.02 | 0.51 | 80.78 |
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