王冠龙,胡玉平,郭刚,张建敏,赵中锋.音频大地电磁测深在云南马安山—金山矿区的应用[J].矿产勘查,2014,5(2):300-306 |
音频大地电磁测深在云南马安山—金山矿区的应用 |
Application of the audio frequency magnetotelluric sounding survey in the Maanshan-Jinshan lead-zinc deposit area, Yunnan |
投稿时间:2013-12-17 |
DOI: |
中文关键词: 音频大地电磁测深 地球物理 热液变质 云南 马安山—金山铅锌矿 |
英文关键词: audio-frequency magnetotelluric survey geophysics Yunnan Maanshan-Jinshan Pb-Zn deposit |
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中文摘要: |
云南省西畴县马安山—金山铅锌矿区成矿地质条件良好,主要受地层和热液变质作用控制。利用音频大地电磁测深(audio-frequency magnetotelluric, AMT)探测矿区新发寨背斜至龙树背斜之间推测的向斜部位地层的赋存形态和泥盆系地层底部的深度,为赋矿部位的地质判断提供依据,并为下一步钻探设计提供可靠的地球物理信息。 |
英文摘要: |
There are favorable metallogenetic conditions in the Maanshan-JinShan lead-zinc deposit area in Xichou county, Yunnan Province, the lead-zinc mineralization is mainly controlled by strata and hydrothermal metamorphism. Through the audio-frequency electromagnetic survey (AMT), the distribution of ore-hosting strata and depth of bottom of the Devonian strata are predicted. The geophysical interpretation provides the basis for geological judgment of the ore-host strata as well as geophysical information for further test drilling plan. |
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