赣西北九岭中北部晚侏罗世S型花岗岩成矿专属性分析
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廖圣兵, 褚平利, 段政, 黄文成, 朱延辉, 舒徐洁
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Metallogenic specialization of late Jurassic S-type granites in middle-northern Jiuling Mountain in northwestern Jiangxi
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Sheng-Bing LIAO, Ping-Li CHU, Zheng DUAN, Wen-Cheng HUANG, Yan-Hui ZHU, Xu-Jie SHU
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表1 研究区晚侏罗世黑云母二长花岗岩LA-ICP-MS锆石U-Pb分析数据
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Table 1 Analysis data of LA-ICP-MS zircon U-Pb in the Late Jurassic biotite monzogranite in the study area
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分析 点号 | 元素含量/10-6 | Th/U | 同位素比值 | 同位素年龄/Ma | Th | U | 207Pb/206Pb | 1σ | 207Pb/235U | 1σ | 206Pb/238U | 1σ | 207Pb/235U | 1σ | 206Pb/238U | 1σ | 208Pb/232Th | 1σ | 南部中细粒黑云二长花岗岩(样品TW5787-1-5) | 1* | 129 | 883 | 0.15 | 0.0594 | 0.0014 | 0.5491 | 0.0167 | 0.0664 | 0.0013 | 444 | 11 | 414 | 8 | 323 | 16 | 2 | 101 | 1687 | 0.06 | 0.0465 | 0.0019 | 0.1481 | 0.0060 | 0.0229 | 0.0004 | 140 | 5 | 146 | 2 | 119 | 14 | 3 | 653 | 2712 | 0.24 | 0.0483 | 0.0011 | 0.1538 | 0.0037 | 0.0228 | 0.0002 | 145 | 3 | 145 | 2 | 181 | 7 | 4 | 698 | 2041 | 0.34 | 0.0520 | 0.0012 | 0.1660 | 0.0040 | 0.0228 | 0.0003 | 156 | 4 | 146 | 2 | 148 | 5 | 5* | 66 | 173 | 0.38 | 0.0639 | 0.0022 | 1.2019 | 0.0402 | 0.1358 | 0.0024 | 801 | 19 | 821 | 14 | 834 | 35 | 6* | 335 | 303 | 1.10 | 0.0500 | 0.0036 | 0.1832 | 0.0114 | 0.0275 | 0.0007 | 171 | 10 | 175 | 5 | 165 | 10 | 7 | 367 | 714 | 0.51 | 0.0492 | 0.0020 | 0.1570 | 0.0063 | 0.0229 | 0.0004 | 148 | 6 | 146 | 3 | 131 | 7 | 8 | 507 | 2186 | 0.23 | 0.0486 | 0.0014 | 0.1570 | 0.0047 | 0.0229 | 0.0003 | 148 | 4 | 146 | 2 | 145 | 6 | 9 | 378 | 1288 | 0.29 | 0.0501 | 0.0018 | 0.1601 | 0.0063 | 0.0229 | 0.0006 | 151 | 6 | 146 | 4 | 147 | 7 | 10* | 72 | 405 | 0.18 | 0.0636 | 0.0016 | 1.1045 | 0.0269 | 0.1240 | 0.0015 | 756 | 13 | 754 | 9 | 808 | 35 | 11* | 56 | 370 | 0.15 | 0.0639 | 0.0029 | 1.0888 | 0.0465 | 0.1223 | 0.0019 | 748 | 23 | 744 | 11 | 786 | 48 | 12* | 67 | 944 | 0.07 | 0.0667 | 0.0016 | 1.2760 | 0.0452 | 0.1361 | 0.0034 | 835 | 20 | 823 | 19 | 776 | 50 | 13 | 227 | 1435 | 0.16 | 0.0470 | 0.0019 | 0.1464 | 0.0051 | 0.0228 | 0.0003 | 139 | 5 | 145 | 2 | 152 | 6 | 14 | 1181 | 3106 | 0.38 | 0.0492 | 0.0015 | 0.1555 | 0.0052 | 0.0227 | 0.0004 | 147 | 5 | 145 | 2 | 148 | 5 | 15 | 652 | 3257 | 0.20 | 0.0488 | 0.0013 | 0.1552 | 0.0052 | 0.0229 | 0.0005 | 146 | 5 | 146 | 3 | 134 | 5 | 东部中粒黑云母二长花岗斑岩(样品TW6328-2-6) | 1 | 1182 | 825 | 1.43 | 0.0563 | 0.0027 | 0.1818 | 0.0101 | 0.0231 | 0.0006 | 170 | 9 | 147 | 4 | 157 | 6 | 2* | 119 | 366 | 0.33 | 0.0631 | 0.0015 | 1.1994 | 0.0280 | 0.1360 | 0.0015 | 800 | 13 | 822 | 9 | 858 | 29 | 3 | 470 | 1457 | 0.32 | 0.0517 | 0.0015 | 0.1689 | 0.0048 | 0.0235 | 0.0003 | 158 | 4 | 150 | 2 | 180 | 7 | 4* | 73 | 417 | 0.17 | 0.0650 | 0.0016 | 1.1186 | 0.0292 | 0.1239 | 0.0018 | 762 | 14 | 753 | 11 | 854 | 31 | 5* | 228 | 461 | 0.49 | 0.0642 | 0.0015 | 1.2129 | 0.0287 | 0.1360 | 0.0016 | 807 | 13 | 822 | 9 | 906 | 31 | 6* | 75 | 406 | 0.19 | 0.0650 | 0.0017 | 1.1213 | 0.0312 | 0.1241 | 0.0018 | 764 | 15 | 754 | 10 | 788 | 31 | 7☆ | 418 | 882 | 0.47 | 0.0820 | 0.0062 | 0.2752 | 0.0294 | 0.0230 | 0.0009 | 247 | 24 | 147 | 6 | 217 | 19 | 8 | 6037 | 3342 | 1.81 | 0.0563 | 0.0016 | 0.1789 | 0.0051 | 0.0231 | 0.0005 | 167 | 4 | 147 | 3 | 136 | 7 | 9* | 223 | 689 | 0.32 | 0.0617 | 0.0014 | 0.6553 | 0.0201 | 0.0760 | 0.0016 | 512 | 12 | 472 | 10 | 546 | 19 | 10 | 321 | 692 | 0.46 | 0.0496 | 0.0037 | 0.1559 | 0.0108 | 0.0230 | 0.0006 | 147 | 10 | 147 | 4 | 147 | 8 | 11* | 38 | 380 | 0.10 | 0.0641 | 0.0018 | 1.2072 | 0.0316 | 0.1359 | 0.0020 | 804 | 15 | 821 | 12 | 1126 | 68 | 12 | 355 | 402 | 0.88 | 0.0484 | 0.0027 | 0.1548 | 0.0090 | 0.0230 | 0.0006 | 146 | 8 | 147 | 4 | 164 | 10 | 13☆ | 927 | 434 | 2.14 | 0.0755 | 0.0043 | 0.2457 | 0.0141 | 0.0235 | 0.0006 | 223 | 12 | 150 | 4 | 129 | 6 | 14* | 70 | 761 | 0.09 | 0.0648 | 0.0013 | 1.2337 | 0.0273 | 0.1362 | 0.0016 | 816 | 12 | 823 | 9 | 780 | 29 | 15 | 66 | 255 | 0.26 | 0.0546 | 0.0052 | 0.1701 | 0.0137 | 0.0232 | 0.0009 | 159 | 12 | 148 | 6 | 185 | 24 | 东部中细粒黑云母二长花岗岩(样品TW6331-1-5) | 1 | 1001 | 1183 | 0.85 | 0.0569 | 0.0100 | 0.1747 | 0.0249 | 0.0225 | 0.0010 | 163 | 22 | 144 | 6 | 85.7 | 6 | 2 | 418 | 916 | 0.46 | 0.0524 | 0.0025 | 0.1677 | 0.0075 | 0.0230 | 0.0005 | 157 | 7 | 147 | 3 | 145 | 8 | 3☆ | 624 | 421 | 1.48 | 0.0783 | 0.0066 | 0.2803 | 0.0227 | 0.0260 | 0.0007 | 251 | 18 | 166 | 4 | 175 | 9 | 4* | 42 | 359 | 0.12 | 0.0672 | 0.0026 | 1.2518 | 0.0457 | 0.1338 | 0.0018 | 824 | 21 | 809 | 10 | 806 | 59 | 5 | 623 | 1629 | 0.38 | 0.0484 | 0.0028 | 0.1529 | 0.0080 | 0.0227 | 0.0004 | 144 | 7 | 145 | 3 | 139 | 7 | 6* | 38 | 332 | 0.11 | 0.0673 | 0.0017 | 1.2872 | 0.0353 | 0.1365 | 0.0019 | 840 | 16 | 825 | 11 | 836 | 42 | 7 | 453 | 1665 | 0.27 | 0.0546 | 0.0024 | 0.1752 | 0.0075 | 0.0229 | 0.0003 | 164 | 7 | 146 | 2 | 176 | 11 | 8☆ | 1095 | 6438 | 0.17 | 0.1291 | 0.0042 | 0.4139 | 0.0181 | 0.0224 | 0.0004 | 352 | 13 | 143 | 2 | 716 | 29 | 9* | 56 | 194 | 0.29 | 0.0674 | 0.0040 | 1.2900 | 0.0914 | 0.1350 | 0.0030 | 841 | 41 | 816 | 17 | 1106 | 99 | 10* | 66 | 639 | 0.10 | 0.0671 | 0.0015 | 1.2812 | 0.0303 | 0.1361 | 0.0019 | 837 | 14 | 823 | 11 | 875 | 35 | 11 | 384 | 400 | 0.96 | 0.0493 | 0.0023 | 0.1563 | 0.0073 | 0.0228 | 0.0004 | 147 | 6 | 145 | 2 | 158 | 6 | 12* | 199 | 628 | 0.32 | 0.0655 | 0.0018 | 1.2375 | 0.0319 | 0.1349 | 0.0016 | 818 | 15 | 816 | 9 | 836 | 25 | 13 | 629 | 931 | 0.68 | 0.0598 | 0.0028 | 0.1898 | 0.0073 | 0.0229 | 0.0005 | 176 | 6 | 146 | 3 | 167 | 8 | 14 | 615 | 827 | 0.74 | 0.0514 | 0.0022 | 0.1623 | 0.0062 | 0.0228 | 0.0004 | 153 | 5 | 146 | 2 | 148 | 6 | 15* | 176 | 731 | 0.24 | 0.0496 | 0.0020 | 0.1991 | 0.0080 | 0.0287 | 0.0005 | 184 | 7 | 182 | 3 | 195 | 12 |
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