Open Access
Table 3
Whole rock Sr-Nd isotopes.
| Amphibolite | Heterogeneous granite | |||
|---|---|---|---|---|
| Samples | NGN5 | OUN2 | NG03b | BDN2 |
| Rb (ppm) | 178.6329 | 91.8515 | 172.3067 | 160.7674 |
| Sr (ppm) | 115.0961 | 1259.3279 | 205.1082 | 170.0765 |
| 87Sr/86Sr | 0.746290 | 0.709418 | 0.731975 | 0.735422 |
| 87Rb/86Sr | 4.5220837 | 0.2113048 | 2.4341736 | 2.7485271 |
| 2σ | 0.000016 | 0.000016 | 0.000008 | 0.000016 |
| 87Sr/86Sr610 | 0.706950 | 0.707580 | 0.710799 | 0.711511 |
| 87Sr/86Sr654 | 0.704034 | 0.707443 | 0.709229 | 0.709739 |
| Nd (ppm) | 46.43 | 57.54 | 4.08 | 1.75 |
| Sm (ppm) | 9.31 | 11.84 | 0.79 | 0.33 |
| 143Nd/144Nd | 0.512057 | 0.512089 | 0.511804 | 0.511871 |
| 147Sm/144Nd | 0.1212885 | 0.1240525 | 0.1170386 | 0.114675 |
| 2σ | 6.10E-06 | 8.10E-06 | 8.10E-06 | 7.10E-06 |
| 143Nd/144Nd610 | 0.511572 | 0.511593 | 0.511336 | 0.511413 |
| εNd610 | −5.46 | −5.05 | −10.07 | −8.58 |
| 143Nd/144Nd655 | 0.511536 | 0.511556 | 0.511302 | 0.511379 |
| εNd654 | −5.03 | −4.63 | −9.61 | −8.11 |
| εNd0 | −11.33 | −10.71 | −16.27 | −14.96 |
| TDM (Ga) | 1.702 | 1.701 | 2.01 | 1.87 |
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