样号 | Th/U | 207Pb/206Pb* | 207Pb/235U* | 206Pb/238U* | 207Pb/206Pb年龄 | 207Pb/235U年龄 | 206Pb/238U年龄 | ||||||
比值 | (±1σ) | 比值 | (±1σ) | 比值 | (±1σ) | (Ma) | (±1σ) | (Ma) | (±1σ) | (Ma) | (±1σ) | ||
DX079-Q1:粗面英安岩,25个测点,加权平均年龄为135.5 ± 2.1 Ma (MSWD = 3.6) | |||||||||||||
1 | 0.2967 | 0.1165 | 0.0033 | 0.3792 | 0.0116 | 0.0236 | 0.0003 | 1902 | 51 | 326 | 10 | 150 | 2 |
2 | 0.3622 | 0.3305 | 0.0088 | 1.4201 | 0.0552 | 0.0312 | 0.0005 | 3619 | 41 | 897 | 35 | 198 | 3 |
3 | 0.8834 | 0.0649 | 0.0011 | 0.1952 | 0.0036 | 0.0218 | 0.0002 | 770 | 37 | 181 | 3 | 139 | 1 |
4 | 0.6969 | 0.4574 | 0.0110 | 2.7606 | 0.1006 | 0.0438 | 0.0009 | 4109 | 36 | 1345 | 49 | 276 | 6 |
5 | 0.4563 | 0.0693 | 0.0016 | 0.2077 | 0.0053 | 0.0217 | 0.0002 | 908 | 48 | 192 | 5 | 139 | 1 |
6 | 0.6044 | 0.1191 | 0.0024 | 0.4212 | 0.0091 | 0.0256 | 0.0003 | 1943 | 36 | 357 | 8 | 163 | 2 |
7 | 0.5994 | 0.1040 | 0.0025 | 0.3350 | 0.0097 | 0.0234 | 0.0002 | 1697 | 44 | 293 | 8 | 149 | 2 |
8 | 0.4247 | 0.1496 | 0.0037 | 0.4977 | 0.0147 | 0.0241 | 0.0003 | 2342 | 42 | 410 | 12 | 154 | 2 |
9 | 0.3994 | 0.3877 | 0.0090 | 1.8657 | 0.0657 | 0.0349 | 0.0006 | 3862 | 35 | 1069 | 38 | 221 | 4 |
10 | 0.4754 | 0.1558 | 0.0042 | 0.5168 | 0.0175 | 0.0241 | 0.0003 | 2410 | 45 | 423 | 14 | 153 | 2 |
11 | 0.4481 | 0.1593 | 0.0046 | 0.5282 | 0.0175 | 0.0241 | 0.0002 | 2448 | 49 | 431 | 14 | 153 | 2 |
12 | 0.3984 | 0.0666 | 0.0017 | 0.1962 | 0.0057 | 0.0214 | 0.0002 | 826 | 55 | 182 | 5 | 136 | 1 |
13 | 0.8856 | 0.1830 | 0.0058 | 0.6351 | 0.0272 | 0.0252 | 0.0003 | 2680 | 52 | 499 | 21 | 160 | 2 |
14 | 0.5451 | 0.2039 | 0.0037 | 0.7476 | 0.0171 | 0.0266 | 0.0003 | 2858 | 30 | 567 | 13 | 169 | 2 |
15 | 0.4300 | 0.1847 | 0.0055 | 0.6442 | 0.0225 | 0.0253 | 0.0003 | 2696 | 49 | 505 | 18 | 161 | 2 |
16 | 0.4871 | 0.1616 | 0.0046 | 0.5671 | 0.0192 | 0.0254 | 0.0003 | 2473 | 48 | 456 | 15 | 162 | 2 |
17 | 0.6678 | 0.2577 | 0.0067 | 0.9758 | 0.0368 | 0.0275 | 0.0004 | 3233 | 41 | 691 | 26 | 175 | 3 |
18 | 0.9264 | 0.1668 | 0.0035 | 0.6237 | 0.0149 | 0.0271 | 0.0003 | 2526 | 35 | 492 | 12 | 172 | 2 |
19 | 0.4846 | 0.0950 | 0.0029 | 0.3071 | 0.0105 | 0.0234 | 0.0002 | 1528 | 58 | 272 | 9 | 149 | 2 |