塔里木盆地柯坪地区下寒武统肖尔布拉克组地球化学特征及其沉积和成岩环境意义
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郑剑锋,黄理力,袁文芳,朱永进,乔占峰
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Geochemical features and its significance of sedimentary and diagenetic environment in the Lower Cambrian Xiaoerblak Formation of Keping area, Tarim Basin
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Jian-feng ZHENG,Li-li HUANG,Wen-fang YUAN,Yong-jin ZHU,Zhan-feng QIAO
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表2 肖尔布拉克组白云岩元素测试结果
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Table 2 Constant elements compositions of Xiaoerblak Formation dolomite
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| 样品 编号 | V/ (10-6) | Cr/ (10-6) | Mn/ (10-6) | Ni/ (10-6) | Cu/ (10-6) | Zn/ (10-6) | Ga/ (10-6) | Sr/ (10-6) | Ba/ (10-6) | Pb/ (10-6) | K/ (10-2) | Na/ (10-2) | Fe/ (10-2) | Al/ (10-2) | CaO/ (10-2) | MgO/ (10-2) |
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| X1-1 | 6.86 | 1.19 | 180 | 6.19 | 2.69 | 3.74 | 0.12 | 111.8 | 3.68 | 0.54 | <0.01 | 0.040 | 0.028 | 0.038 | 29.96 | 21.63 | | X1-2 | 7.77 | 4.43 | 283 | 7.08 | 2.55 | 14.10 | 0.10 | 108.2 | 3.41 | 0.89 | 0.01 | 0.041 | 0.134 | 0.025 | 30.00 | 21.48 | | X2-1 | 6.67 | 4.90 | 271 | 6.60 | 2.73 | 9.01 | 0.10 | 159.1 | 7.67 | 0.89 | <0.01 | 0.063 | 0.164 | 0.022 | 30.06 | 21.61 | | X2-2 | 6.26 | 4.20 | 322 | 6.81 | 3.49 | 9.61 | 0.12 | 63.8 | 7.98 | 2.08 | <0.01 | 0.039 | 0.230 | 0.030 | 29.82 | 21.79 | | X3-1 | 5.75 | 3.26 | 239 | 7.05 | 2.92 | 8.25 | 0.08 | 97.6 | 5.85 | 1.25 | <0.01 | 0.048 | 0.155 | 0.023 | 29.94 | 21.77 | | X3-2 | 5.23 | 1.81 | 205 | 6.04 | 2.25 | 9.33 | 0.07 | 107.8 | 5.74 | 1.04 | <0.01 | 0.051 | 0.122 | 0.020 | 30.19 | 21.61 | | X4-1 | 5.02 | 2.12 | 157 | 6.56 | 3.21 | 5.05 | 0.05 | 59.8 | 2.00 | 1.00 | <0.01 | 0.038 | 0.106 | 0.014 | 29.69 | 22.06 | | X4-2 | 5.17 | 1.26 | 141 | 6.42 | 1.87 | 6.21 | 0.04 | 72.8 | 11.30 | 0.39 | <0.01 | 0.097 | 0.058 | 0.013 | 30.56 | 21.52 | | X4-3 | 5.47 | 0.45 | 90 | 9.33 | 1.01 | 2.66 | 0.02 | 78.5 | 27.30 | 0.84 | <0.01 | 0.024 | 0.021 | 0.010 | 30.19 | 21.70 | | X4-4 | 5.28 | 1.37 | 129 | 7.49 | 2.33 | 4.64 | 0.04 | 79.4 | 13.53 | 0.91 | <0.01 | 0.053 | 0.062 | 0.012 | 30.15 | 21.76 | | X5-1 | 9.64 | 3.22 | 150 | 9.95 | 3.46 | 26.70 | 0.20 | 93.8 | 12.20 | 1.38 | 0.03 | 0.031 | 0.119 | 0.077 | 30.44 | 21.43 | | X5-2 | 15.62 | 11.10 | 373 | 17.83 | 29.30 | 95.90 | 1.33 | 135.2 | 23.20 | 20.70 | 0.23 | 0.105 | 0.925 | 0.569 | 23.66 | 16.42 | | X5-3 | 15.66 | 7.89 | 148 | 18.80 | 9.89 | 68.30 | 1.12 | 88.8 | 28.10 | 19.10 | 0.20 | 0.068 | 1.574 | 0.909 | 18.49 | 13.15 |
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