Advancements in research on geochemical exploration methods and technologies for mineral resources in overburden areas
SUN Yue1,2(), ZHANG Zhen-Yu1,2, FENG Bin1,2(), YANG Shao-Ping1, WANG Zhi-Feng1,2
1. Key Laboratory of Geochemical Exploration, Ministry of Natural Resources,Institute of Geophysical and Geochemical Exploration, Langfang 065000, China 2. International Centre on Global-scale Geochemistry,United Nations Educational Scientific and Cultural Organization, Institute of Geophysical and Geochemical Exploration, Langfang 065000, China
Following China's planning for ore prospecting in overburden areas, China's geochemical exploration researchers have conducted extensive research on the fundamental theories, methods, and technologies of geochemical exploration for overburden areas in the past decade. They achieved significant advances mainly in two aspects: (1) the research on the migration mechanism, occurrence state, and anomaly formation mechanism of elements in overburden areas; (2) advances in methods and technologies, including geoelectrochemistry, active state of elements, geogas, separation of micro-fine-sized soil particles, soil thermomagnetic composition, and integrated gas survey, as well as numerous experimental demonstrations. These advances represent continuous progress in the research on the fundamental theories, methods, and technologies of geochemical exploration for overburden areas, providing new geochemical methods and technologies for ore prospecting breakthroughs in overburden areas.
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