电磁法在铝矿中稀土富集带地质特征勘查技术研究  

Research on Geological Characteristics Exploration Technology of Rare Earth Enrichment Zone in Aluminum Ore by Electromagnetic Method

作　　者：杨明红 YANG Ming-hong(Guizhou Rongyuan Environmental Technology Co.,Ltd,Guiyang 550081,China)

机构地区：[1]贵州荣源环保科技有限公司,贵州贵阳550081

出　　处：《世界有色金属》2024年第23期130-132,共3页World Nonferrous Metals

摘　　要：本研究旨在探讨电磁法在铝矿中稀土富集带地质特征勘查中的应用,针对稀土元素在铝矿中分布的不均匀性问题,分析了瞬变电磁法(TEM)、可控源音频大地电磁法(CSAMT)以及自然场电磁法的技术特点和工作原理。通过某铝矿区的实际勘查案例,研究了这些电磁勘查方法在不同深度和条件下的应用效果,提出了一套多技术结合的优化勘查策略。结果表明,利用自然场电磁法进行大范围初步筛选,结合瞬变电磁法的深度剖面探测以及CSAMT的精细定位,可有效提高稀土富集带的探测精度和效率。研究结论强调了电磁法在铝矿勘查中的优势和应用潜力,为矿山资源的高效开发提供了技术支持。This study aims to explore the application of electromagnetic methods in geological feature exploration of rare earth enrichment zones in aluminum mines.In response to the uneven distribution of rare earth elements in aluminum mines,the technical characteristics and working principles of transient electromagnetic method(TEM),controllable source audio magnetotelluric method(CSAMT),and natural field electromagnetic method are analyzed.Through an actual exploration case of an aluminum mining area,the application effects of these electromagnetic exploration methods at different depths and conditions were studied,and a set of optimized exploration strategies combining multiple technologies was proposed.The results indicate that using natural field electromagnetic method for large-scale preliminary screening,combined with transient electromagnetic method for depth profile detection and CSAMT for fine positioning,can effectively improve the detection accuracy and efficiency of rare earth enrichment zones.The research conclusion emphasizes the advantages and potential applications of electromagnetic methods in aluminum ore exploration,providing technical support for the efficient development of mining resources.

关 键 词：电磁法 铝矿 稀土富集带 

分 类 号：P631.325[天文地球—地质矿产勘探]