样号 | 浓度(ppm) | 同位素比值 | 年龄(Ma) | ||||||||||||
Th232 | U238 | Th/U | 207Pb/206Pb | 207Pb/235U | 206Pb/238U | 207Pb/206Pb | 207Pb/235U | 206Pb/238U | |||||||
比值 | 1σ | 比值 | 1σ | 比值 | 1σ | 年龄 | 1σ | 年龄 | 1σ | 年龄 | 1σ | ||||
ZD-14-03 | 392.18 | 210.66 | 1.862 | 0.06346 | 0.00242 | 0.76333 | 0.03155 | 0.08718 | 0.00087 | 724 | 71 | 576 | 18 | 539 | 5 |
ZD-14-04 | 96.19 | 126.39 | 0.761 | 0.06481 | 0.0043 | 0.78811 | 0.0576 | 0.088 | 0.00159 | 768 | 124 | 590 | 33 | 544 | 9 |
ZD-14-05 | 98.18 | 86.29 | 1.138 | 0.06396 | 0.00139 | 0.79339 | 0.02375 | 0.0899 | 0.00075 | 740 | 49 | 593 | 13 | 555 | 4 |
ZD-14-06 | 293.41 | 257.91 | 1.138 | 0.06253 | 0.00131 | 0.7475 | 0.02228 | 0.08679 | 0.00082 | 692 | 47 | 567 | 13 | 537 | 5 |
ZD-14-07 | 175.47 | 228.43 | 0.768 | 0.06235 | 0.0011 | 0.75444 | 0.02036 | 0.08788 | 0.00057 | 686 | 47 | 571 | 12 | 543 | 3 |
ZD-14-08 | 142.9 | 270.77 | 0.528 | 0.07057 | 0.00318 | 0.82759 | 0.0375 | 0.08697 | 0.00128 | 945 | 69 | 612 | 21 | 538 | 8 |
ZD-14-11 | 129.51 | 175.92 | 0.736 | 0.05616 | 0.00273 | 0.68003 | 0.04166 | 0.08799 | 0.00143 | 459 | 107 | 527 | 25 | 544 | 8 |
ZD-14-13 | 790.1 | 556.51 | 1.420 | 0.06638 | 0.00187 | 0.80131 | 0.03232 | 0.08828 | 0.00122 | 818 | 61 | 598 | 18 | 545 | 7 |
ZD-14-14 | 127.75 | 183.28 | 0.697 | 0.06135 | 0.00312 | 0.75474 | 0.04388 | 0.08987 | 0.00131 | 652 | 100 | 571 | 25 | 555 | 8 |
ZD-14-19 | 150.82 | 361.45 | 0.417 | 0.06622 | 0.00397 | 0.7928 | 0.04947 | 0.08852 | 0.00124 | 813 | 108 | 593 | 28 | 547 | 7 |
ZD-14-20 | 34.35 | 64.37 | 0.534 | 0.06046 | 0.00254 | 0.73261 | 0.03652 | 0.08795 | 0.00124 | 620 | 83 | 558 | 21 | 543 | 7 |
ZD-14-21 | 82.12 | 86.44 | 0.950 | 0.06418 | 0.00248 | 0.76899 | 0.03499 | 0.08835 | 0.00191 | 748 | 60 | 579 | 20 | 546 | 11 |
ZD-14-22 | 46.13 | 85.79 | 0.538 | 0.06075 | 0.00293 | 0.734 | 0.03467 | 0.08763 | 0.00088 | 630 | 107 | 559 | 20 | 542 | 5 |