准噶尔盆地玛湖凹陷风城组烃源岩沉积古环境
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唐勇,郑孟林,王霞田,王韬,谢再波,秦臻,黑晨露,成虎,高远,陶辉飞
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Sedimentary paleoenvironment of source rocks of Fengcheng Formation in Mahu Sag, Junggar Basin
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Yong TANG,Menglin ZHENG,Xiatian WANG,Tao WANG,Zaibo XIE,Zhen QIN,Chenlu HEI,Hu CHENG,Yuan GAO,Huifei TAO
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表2 玛湖凹陷下二叠统玛页1井风城组不同深度源岩微量元素分析结果 (10-6)
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Table 2 Analysis results of trace elements in different depth source rocks of Lower Permian Fengcheng Formation in Well Maye1, Mahu Sag
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层位 | 序号 | 深度/m | Li | Sc | Cr | Co | Ni | Cu | Zn | Ga | Sr | Mo | V | Cd | Ba | Pb | Th | U |
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P1f3 | 1 | 4 582 | 90 | 6.10 | 49.9 | 15.7 | 63.8 | 46.4 | 29.5 | 16.4 | 269 | 231 | 172 | 0.23 | 431 | 21.08 | 3.78 | 2.58 | 2 | 4 590 | 28 | 10.59 | 44.3 | 11.9 | 47.4 | 34.1 | 56.3 | 18.2 | 307 | 2.9 | 133 | 0.06 | 189 | 9.93 | 6.64 | 2.91 | 3 | 4 601 | 203 | 8.03 | 37.6 | 8.3 | 25.6 | 12.1 | 27.4 | 10.4 | 266 | 33.4 | 104 | 0.10 | 185 | 11.58 | 2.54 | 1.90 | 4 | 4 611 | 176 | 1.85 | 29.1 | 8.2 | 21.0 | 9.8 | 26.4 | 13.0 | 425 | 63.2 | 83 | 0.05 | 138 | 5.41 | 0.39 | 1.31 | 5 | 4 618 | 518 | 0.28 | 34.7 | 5.9 | 23.4 | 8.9 | 11.4 | 5.4 | 387 | 13.6 | 63 | 0.04 | 107 | 7.91 | 0.11 | 0.91 | 平均值 | 203 | 5.37 | 39.1 | 10.0 | 36.2 | 22.3 | 30.2 | 12.7 | 331 | 68.9 | 111 | 0.10 | 210 | 11.18 | 2.69 | 1.92 | P1f2 | 6 | 4 627 | 181 | 15.81 | 52.5 | 13.0 | 51.1 | 16.5 | 46.5 | 15.0 | 213 | 5.9 | 96 | 0.09 | 223 | 11.84 | 3.72 | 1.16 | 7 | 4 647 | 102 | 7.24 | 40.1 | 10.9 | 38.6 | 13.6 | 24.3 | 19.1 | 265 | 2.6 | 68 | 0.08 | 427 | 11.58 | 4.52 | 1.10 | 8 | 4 660 | 447 | 7.41 | 34.0 | 7.5 | 20.9 | 37.3 | 45.8 | 12.0 | 6 029 | 19.1 | 102 | 0.08 | 724 | 11.32 | 4.39 | 3.17 | 9 | 4 680 | 199 | 8.15 | 50.8 | 14.9 | 61.1 | 43.6 | 100.2 | 21.8 | 199 | 2.5 | 110 | 0.09 | 248 | 11.18 | 3.02 | 1.38 | 10 | 4 690 | 428 | 2.96 | 29.8 | 5.1 | 21.5 | 7.7 | 19.0 | 15.0 | 545 | 31.7 | 91 | 0.06 | 159 | 8.59 | 1.11 | 1.96 | 11 | 4 710 | 37 | 19.03 | 44.6 | 10.3 | 29.8 | 53.9 | 49.5 | 8.8 | 697 | 27.4 | 124 | 0.14 | 802 | 14.00 | 5.38 | 3.69 | 12 | 4 720 | 763 | 7.69 | 34.3 | 9.6 | 24.2 | 30.4 | 59.3 | 14.6 | 718 | 36.4 | 114 | 0.13 | 185 | 11.46 | 0.84 | 3.21 | 13 | 4 740 | 742 | 7.14 | 32.6 | 9.1 | 21.0 | 32.9 | 56.6 | 16.6 | 381 | 9.7 | 111 | 0.10 | 194 | 13.05 | 1.17 | 2.34 | 14 | 4 760 | 406 | 4.59 | 26.9 | 6.2 | 17.7 | 25.8 | 39.1 | 14.6 | 616 | 19.5 | 88 | 0.07 | 261 | 9.03 | 1.20 | 2.61 | 15 | 4 770 | 84 | 11.01 | 46.2 | 8.6 | 25.6 | 43.3 | 47.4 | 17.1 | 629 | 41.4 | 97 | 0.09 | 394 | 11.14 | 2.07 | 1.97 | 16 | 4 790 | 192 | 4.78 | 27.3 | 4.9 | 16.3 | 15.1 | 32.1 | 3.7 | 1 238 | 13.6 | 91 | 0.05 | 270 | 5.48 | 1.43 | 2.17 | 17 | 4 800 | 503 | 1.42 | 41.8 | 6.4 | 22.9 | 22.0 | 31.6 | 10.6 | 939 | 47.9 | 117 | 0.08 | 263 | 6.69 | 1.19 | 2.08 | 平均值 | 340 | 8.10 | 38.4 | 8.9 | 29.2 | 28.5 | 45.9 | 14.1 | 1 039 | 21.5 | 101 | 0.09 | 346 | 10.45 | 2.50 | 2.24 | P1f1 | 18 | 4 820 | 108 | 11.40 | 104.6 | 16.6 | 98.3 | 45.9 | 71.4 | 19.7 | 276 | 7.5 | 82 | 0.08 | 399 | 10.87 | 1.62 | 0.88 | 19 | 4 830 | 249 | 4.74 | 40.9 | 7.5 | 25.3 | 23.1 | 32.9 | 16.5 | 580 | 17.4 | 82 | 0.06 | 203 | 7.04 | 1.92 | 1.87 | 20 | 4 840 | 226 | 4.31 | 15.4 | 3.7 | 16.1 | 11.5 | 17.8 | 15.7 | 462 | 9.5 | 47 | 0.05 | 84 | 8.12 | 0.57 | 3.61 | 21 | 4 852 | 40 | 6.82 | 45.0 | 9.5 | 22.7 | 24.5 | 54.6 | 13.8 | 2 433 | 8.7 | 60 | 0.05 | 800 | 5.15 | 1.72 | 2.95 | 22 | 4 862 | 230 | 2.83 | 21.2 | 5.2 | 18.0 | 24.6 | 25.2 | 4.1 | 545 | 4.2 | 89 | 0.09 | 91 | 7.30 | 1.37 | 3.29 | 23 | 4 870 | 33 | 21.06 | 169.4 | 35.2 | 48.0 | 34.5 | 90.3 | 19.2 | 390 | 0.6 | 240 | 0.05 | 409 | 1.59 | 0.40 | 0.27 | 24 | 4 880 | 27 | 8.82 | 157.1 | 7.5 | 43.9 | 18.4 | 52.0 | 22.7 | 255 | 3.1 | 65 | 0.07 | 123 | 7.40 | 2.31 | 0.49 | 25 | 4 910 | 7 | 12.17 | 156.4 | 10.4 | 48.1 | 21.4 | 46.4 | 20.6 | 253 | 2.6 | 74 | 0.28 | 327 | 10.38 | 4.29 | 5.38 | 平均值 | 115 | 9.02 | 88.8 | 11.9 | 40.1 | 25.5 | 48.8 | 16.5 | 649 | 6.7 | 92 | 0.09 | 304 | 7.23 | 1.77 | 2.34 | 上地壳[11] | — | 22 | 119 | 25 | 51 | 24 | 73 | 16 | 325 | — | 131 | — | 390 | 12.60 | 5.60 | 1.40 | 北美页岩[12] | — | — | 100 | 19 | 68 | — | 80 | — | 300 | — | 130 | — | 580 | 20.00 | 12.00 | 3.70 |
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