基于土壤氡气测量和可控源音频大地电磁的陕西眉县汤峪地热预测

薛东旭, 刘诚, 郭发, 王俊, 徐多勋, 杨生飞, 张沛

Predicting the geothermal resources of the Tangyu geothermal field in Meixian County, Shaanxi Province, based on soil radon measurement and the controlled source audio magnetotelluric method

XUE Dong-Xu, LIU Cheng, GUO Fa, WANG Jun, XU Duo-Xun, YANG Sheng-Fei, ZHANG Pei

图1 研究区大地构造位置(a)和地质(b)(据文献[3,20]修改) 1—第四系全新统;2—第四系上更新统;3—斜长角闪片麻岩;4—混合岩化片麻岩;5—糜棱岩化花岗岩;6—片麻状花岗岩;7—地层界线;8—断裂构造;9—地热井;10—河流水系;11—公路;12—研究区范围

Fig.1 Geotectonic location map of the study area (a) and geological sketch (b) (modified from literature [3,20] ) 1—the Quaternary Holocene; 2—the upper Pleistocene of the Quaternary system; 3—plagioclase amphibolite gneiss; 4—mixed lithic gneiss; 5—ylonitic granite; 6—gneiss granite; 7—stratigraphic boundary; 8—fracture structure; 9—geothermal wells; 10—river system; 11—road; 12—research area