基于土壤化学成分的基岩岩石类型识别
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王嘉怡, 郝立波, 赵新运, 马成有, 陆继龙, 赵玉岩, 魏俏巧
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The identification of bedrock types based on soil chemical composition
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Jia-Yi WANG, Li-Bo HAO, Xin-Yun ZHAO, Cheng-You MA, Ji-Long LU, Yu-Yan ZHAO, Qiao-Qiao WEI
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表2 阿龙山地区基岩上覆土壤分析结果统计
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指标 | 玄武岩类(n=21) | 安山岩类(n=47) | 英安岩类(n=38) | 流纹岩类(n=61) | 最小值 | 最大值 | 平均值 | 最小值 | 最大值 | 平均值 | 最小值 | 最大值 | 平均值 | 最小值 | 最大值 | 平均值 | SiO2 | 47.70 | 70.05 | 61.09 | 46.88 | 71.64 | 63.83 | 56.74 | 76.30 | 67.53 | 59.13 | 79.58 | 67.83 | Al2O3 | 13.89 | 18.82 | 15.90 | 12.08 | 18.50 | 15.52 | 10.10 | 17.37 | 14.77 | 11.03 | 18.85 | 15.15 | TFe2O3 | 4.45 | 11.33 | 7.37 | 3.80 | 8.69 | 5.65 | 2.18 | 10.38 | 4.86 | 2.32 | 6.71 | 4.27 | K2O | 1.34 | 2.98 | 2.17 | 1.46 | 3.98 | 2.63 | 1.62 | 4.14 | 2.67 | 1.72 | 5.69 | 2.91 | Na2O | 1.04 | 2.57 | 1.64 | 1.22 | 3.26 | 1.98 | 0.92 | 3.22 | 1.69 | 0.48 | 4.90 | 1.77 | CaO | 0.59 | 5.19 | 1.49 | 0.55 | 4.95 | 1.30 | 0.50 | 1.93 | 0.82 | 0.32 | 1.54 | 0.63 | MgO | 0.85 | 4.90 | 2.01 | 0.69 | 4.24 | 1.49 | 0.41 | 1.95 | 1.01 | 0.42 | 1.75 | 0.89 | Ti | 4811 | 11009 | 6908.5 | 4007 | 9939 | 5909.7 | 3803 | 7562 | 5457.9 | 1349 | 7901 | 4685.8 | Mn | 392 | 2515 | 966.0 | 269 | 2433 | 853.6 | 280 | 5625 | 919.9 | 219 | 4432 | 687.9 | P | 368 | 2971 | 864.7 | 315 | 3052 | 961.5 | 285 | 2560 | 768.7 | 152 | 1177 | 507.3 | Cu | 5.64 | 62.0 | 18.3 | 6.32 | 31.8 | 15.7 | 4.10 | 21.8 | 10.5 | 1.62 | 50.3 | 10.1 | Pb | 8.78 | 37.7 | 21.3 | 3.14 | 125 | 26.4 | 4.43 | 127 | 26.0 | 6.53 | 338 | 35.3 | Zn | 69.6 | 189 | 113.2 | 44.4 | 162 | 98.9 | 57.1 | 494 | 115.0 | 48.7 | 736 | 112.9 | Co | 10.4 | 34.3 | 21.9 | 8.8 | 60.5 | 18.2 | 6.33 | 22.5 | 13.0 | 0.54 | 17.7 | 10.1 | Ni | 2.56 | 62.4 | 21.5 | 2.51 | 33.9 | 17.2 | 4.60 | 1403 | 52.2 | 3.43 | 33.8 | 14.7 | V | 60.6 | 380 | 141.1 | 18.0 | 164. | 97.6 | 31.5 | 128 | 75.2 | 14.4 | 113 | 65.1 | Rb | 62.8 | 143 | 103.8 | 52.1 | 201 | 116.3 | 11.0 | 165 | 118.1 | 61.2 | 221 | 128.8 | Sr | 119 | 431 | 233.0 | 141 | 884 | 306.5 | 66 | 384 | 178.5 | 34 | 268 | 131.6 | Ba | 471 | 704 | 600.7 | 475 | 964 | 658.3 | 444 | 1006 | 662.9 | 108 | 997 | 579.9 | Nb | 7.40 | 36.3 | 18.8 | 2.16 | 64.3 | 20.2 | 8.53 | 56.5 | 21.1 | 9.12 | 55.9 | 22.1 | Zr | 95.5 | 430 | 263.3 | 180 | 371 | 277.8 | 167 | 978 | 309.8 | 190 | 589 | 309.9 | Y | 5.52 | 45.0 | 21.2 | 9.85 | 41.2 | 18.9 | 12.8 | 54.2 | 22.6 | 12.6 | 43.2 | 21.1 | Th | 0.61 | 19.1 | 10.6 | 1.95 | 28.1 | 12.4 | 2.27 | 35.3 | 12.5 | 5.86 | 21.8 | 14.1 |
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