胶东三山岛金矿床巨斑花岗岩的形成时代、成因及对金成矿的启示
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周晓萍,宋明春,刘向东,闫春明,胡兆君,苏海岗,胡秉谦,周宜康
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Formation Age,Petrogenesis,and Implications for Gold Mineralization of Giant Porphyritic Granite in the Sanshandao Gold Deposit in Jiaodong
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Xiaoping ZHOU,Mingchun SONG,Xiangdong LIU,Chunming YAN,Zhaojun HU,Haigang SU,Bingqian HU,Yikang ZHOU
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表2 三山岛巨斑花岗岩锆石微量元素分析结果
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Table 2 Ziron trace element analysis results of Sanshandao giant porphyritic granite(×10-6)
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点号 | La | Ce | Pr | Nd | Sm | Eu | Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu | Nb | Ta | ΣREE | ΣLREE | ΣHREE | (Lu/Gd)N | δEu | δCe | Nb/Ta |
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1 | 0.013 | 13.752 | 0.031 | 0.975 | 3.839 | 0.654 | 33.288 | 11.763 | 141.065 | 46.750 | 203.478 | 39.266 | 335.017 | 57.311 | 3.432 | 0.681 | 887 | 19 | 868 | 13.85 | 0.12 | 117.36 | 5.04 | 2 | 0.004 | 28.000 | 0.051 | 1.132 | 7.491 | 1.214 | 59.826 | 20.664 | 241.078 | 80.099 | 326.604 | 61.784 | 513.598 | 80.376 | 12.67 | 1.797 | 1 422 | 38 | 1 384 | 10.81 | 0.12 | 166.36 | 7.05 | 3 | 7.115 | 37.738 | 3.350 | 17.658 | 8.796 | 1.246 | 36.522 | 11.385 | 138.308 | 48.039 | 210.494 | 41.091 | 349.585 | 59.819 | 5.030 | 0.797 | 971 | 76 | 895 | 13.17 | 0.18 | 1.89 | 6.31 | 4 | 0.005 | 20.654 | 0.031 | 0.914 | 4.339 | 1.033 | 33.429 | 11.723 | 150.352 | 53.827 | 242.296 | 48.955 | 424.452 | 72.848 | 7.118 | 1.211 | 1 065 | 27 | 1 038 | 17.53 | 0.19 | 194.52 | 5.88 | 5 | 0.005 | 21.250 | 0.039 | 1.048 | 4.513 | 0.979 | 34.753 | 12.376 | 154.174 | 55.117 | 246.387 | 49.922 | 431.282 | 74.339 | 7.137 | 1.233 | 1 086 | 28 | 1 058 | 17.21 | 0.17 | 160.08 | 5.79 | 6 | 0.005 | 5.880 | 0.023 | 0.238 | 0.686 | 0.291 | 3.682 | 1.318 | 15.657 | 6.226 | 32.775 | 7.870 | 84.586 | 18.006 | 1.507 | 0.508 | 177 | 7 | 170 | 39.33 | 0.45 | 72.21 | 2.97 | 7 | 0.031 | 9.812 | 0.030 | 0.647 | 2.243 | 0.535 | 17.031 | 6.453 | 78.679 | 28.953 | 134.006 | 28.049 | 244.505 | 44.427 | 3.703 | 0.822 | 595 | 13 | 582 | 20.98 | 0.19 | 71.82 | 4.50 | 8 | 0.006 | 2.095 | 0.004 | 0.105 | 0.254 | 0.133 | 2.422 | 1.125 | 16.395 | 6.658 | 39.621 | 10.322 | 110.800 | 23.547 | 2.121 | 0.712 | 213 | 3 | 211 | 78.21 | 0.34 | 104.89 | 2.98 | 9 | 0.021 | 20.723 | 0.111 | 2.385 | 9.438 | 1.987 | 63.120 | 18.862 | 206.937 | 65.965 | 270.110 | 50.593 | 413.639 | 68.817 | 5.389 | 1.056 | 1 193 | 35 | 1 158 | 8.77 | 0.19 | 53.99 | 5.10 | 10 | 0.006 | 22.356 | 0.040 | 1.025 | 5.405 | 1.167 | 38.275 | 13.453 | 164.032 | 59.381 | 264.176 | 52.632 | 454.480 | 79.340 | 7.527 | 1.298 | 1 156 | 30 | 1 126 | 16.67 | 0.18 | 163.16 | 5.80 | 11 | 0.006 | 16.618 | 0.027 | 0.286 | 1.288 | 0.829 | 8.929 | 2.578 | 30.938 | 11.074 | 56.034 | 12.914 | 129.780 | 28.037 | 1.891 | 0.429 | 299 | 19 | 280 | 25.26 | 0.55 | 175.11 | 4.40 | 12 | 0.006 | 13.029 | 0.013 | 0.763 | 2.842 | 0.681 | 25.495 | 8.821 | 103.461 | 36.253 | 161.962 | 31.916 | 277.022 | 48.862 | 4.513 | 0.810 | 711 | 17 | 694 | 15.42 | 0.16 | 261.78 | 5.57 | 13 | 0.007 | 31.893 | 0.045 | 0.786 | 1.235 | 0.594 | 6.482 | 1.712 | 16.886 | 5.744 | 26.601 | 6.091 | 57.496 | 12.164 | 1.793 | 0.562 | 168 | 35 | 133 | 15.09 | 0.52 | 206.82 | 3.19 | 14 | 0.023 | 4.084 | 0.045 | 1.093 | 2.658 | 1.257 | 14.745 | 4.506 | 51.230 | 19.040 | 89.348 | 19.172 | 180.204 | 34.176 | 3.910 | 1.348 | 422 | 9 | 412 | 18.64 | 0.49 | 23.41 | 2.90 | 15 | 0.022 | 7.600 | 0.101 | 1.500 | 3.284 | 0.900 | 17.005 | 5.855 | 71.999 | 28.083 | 138.042 | 31.430 | 312.105 | 62.221 | 2.118 | 1.037 | 680 | 13 | 667 | 29.43 | 0.30 | 21.58 | 2.04 | 16 | 0.006 | 6.807 | 0.017 | 0.474 | 1.514 | 0.898 | 11.559 | 3.422 | 39.716 | 14.767 | 70.829 | 15.255 | 150.564 | 31.655 | 2.037 | 0.404 | 347 | 10 | 338 | 22.03 | 0.47 | 106.92 | 5.05 | 17 | 0.006 | 20.298 | 0.046 | 1.022 | 4.873 | 1.051 | 40.382 | 13.411 | 164.647 | 58.667 | 256.512 | 48.678 | 412.873 | 71.433 | 7.864 | 1.266 | 1 094 | 27 | 1 067 | 14.23 | 0.16 | 130.57 | 6.21 | 18 | 3.928 | 44.083 | 2.452 | 15.154 | 10.202 | 1.833 | 46.444 | 14.024 | 160.628 | 53.730 | 229.546 | 43.896 | 378.000 | 65.452 | 8.313 | 1.349 | 1 069 | 78 | 992 | 11.34 | 0.22 | 3.40 | 6.16 | 19 | 0.007 | 111.441 | 0.183 | 4.313 | 10.224 | 6.191 | 47.939 | 12.927 | 133.364 | 43.409 | 188.730 | 36.939 | 320.044 | 57.307 | 3.427 | 0.370 | 973 | 132 | 841 | 9.62 | 0.71 | 185.90 | 9.27 | 20 | 0.008 | 24.032 | 0.038 | 0.863 | 5.763 | 1.173 | 41.150 | 13.181 | 147.993 | 47.607 | 202.737 | 37.876 | 321.287 | 53.080 | 10.367 | 2.101 | 897 | 32 | 865 | 10.38 | 0.17 | 180.69 | 4.93 | 21 | 0.049 | 30.376 | 0.049 | 1.375 | 7.401 | 1.533 | 51.194 | 15.915 | 173.416 | 56.607 | 230.490 | 43.161 | 351.675 | 59.440 | 10.629 | 1.629 | 1 023 | 41 | 982 | 9.34 | 0.18 | 138.16 | 6.53 | 22 | 0.250 | 21.487 | 0.169 | 1.844 | 4.844 | 1.109 | 34.568 | 11.928 | 146.733 | 53.067 | 231.312 | 43.886 | 384.929 | 67.002 | 6.532 | 0.990 | 1 003 | 30 | 973 | 15.59 | 0.19 | 24.81 | 6.59 | 23 | 0.005 | 12.212 | 0.040 | 0.723 | 2.739 | 0.909 | 21.200 | 6.926 | 82.880 | 29.177 | 132.243 | 25.806 | 225.512 | 42.191 | 4.045 | 0.739 | 583 | 17 | 566 | 16.01 | 0.26 | 91.11 | 5.48 | 24 | 0.053 | 20.000 | 0.055 | 1.101 | 4.269 | 1.096 | 34.619 | 12.105 | 150.258 | 53.182 | 236.264 | 46.086 | 403.643 | 71.281 | 6.252 | 1.039 | 1 034 | 27 | 1 007 | 16.56 | 0.19 | 82.18 | 6.02 | 25 | 0.046 | 13.561 | 0.019 | 0.416 | 2.518 | 0.609 | 21.229 | 7.760 | 91.076 | 32.546 | 152.047 | 30.248 | 266.317 | 48.333 | 5.532 | 1.092 | 667 | 17 | 650 | 18.31 | 0.18 | 113.42 | 5.07 | 26 | 0.005 | 20.280 | 0.051 | 1.162 | 5.549 | 1.169 | 38.595 | 13.269 | 164.004 | 57.127 | 250.939 | 48.217 | 408.063 | 71.325 | 7.226 | 1.085 | 1 080 | 28 | 1 052 | 14.86 | 0.18 | 118.25 | 6.66 | 27 | 0.044 | 17.693 | 0.066 | 1.024 | 4.849 | 1.094 | 37.835 | 13.300 | 156.872 | 55.165 | 239.087 | 45.090 | 376.618 | 65.690 | 5.958 | 1.021 | 1 014 | 25 | 990 | 13.97 | 0.17 | 66.07 | 5.84 | 29 | 0.008 | 48.326 | 0.080 | 1.402 | 2.606 | 0.877 | 10.639 | 3.399 | 37.951 | 13.852 | 67.927 | 15.392 | 154.020 | 31.155 | 2.356 | 0.669 | 388 | 53 | 334 | 23.56 | 0.44 | 180.54 | 3.52 |
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