AMT地形影响与带地形反演研究
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程正璞, 郭淑君, 魏强, 周乐, 雷鸣, 李戍
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Audiomagnetotelluric data: Influence of terrain and the inversion considering terrain
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CHENG Zheng-Pu, GUO Shu-Jun, WEI Qiang, ZHOU Le, LEI Ming, LI Shu
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表2 勘查区岩矿石物性特征统计
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Table 2 Statistics of physical properties of rocks and ores in the exploration area
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岩性名称 | 地层代号 | 样点数(点) | 电阻率平均值/(Ω·m) | 极化率平均值/% | 粘土 | Q | 28 | 115.42 | 2.05 | 白云岩 | ∈2+3ls、∈1q | 52 | 2508.71 | 1.79 | 灰岩 | ∈1q | 38 | 4579.28 | 1.86 | 砂岩、粉砂岩 | ∈1p、∈1b、Qbq | 40 | 1614.33 | 1.93 | 粉砂质页岩 | Nh1d1 | 35 | 551.35 | 2.38 | 碳质页岩 | Nh1d1 | 33 | 24.24 | 22.05 | 冰碛砾岩 | Nh2n | 37 | 1500.73 | 2.93 | 板岩 | Qbbh | 41 | 1707.68 | 2.53 | 硅质岩 | Z1l | 40 | 4050.97 | 1.77 | 含砾砂岩、含砾粉砂岩 | Nh2n、Nh1t | 35 | 1732.58 | 2.17 | 粉砂质粘土岩、页岩 | Nh1d2 | 61 | 983.86 | 3.12 | 块状锰矿石 | Nh1d1 | 31 | 22.66 | 10.42 | 变余砂岩 | Qbbh | 26 | 1748.09 | 2.40 |
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