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河南太后庙稀土矿区地质特征及成矿机理研究

RESOURCES(2020)

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Abstract
太后庙稀土矿区地层属华北地层区豫西地层分区嵩山地层小区,区内构造较为简单,石秤花岗岩体产于嵩山复式背斜南翼,在区内分布较广,主要为石秤钾长花岗岩体岩脉及小岩株和辉绿岩脉.区内发现共圈定出48条碱长花岗岩脉,脉体规模大小不等,属于轻稀土富集型碱性花岗岩矿床,在该区找矿方向主要是寻找碱长花岗岩脉.伽马场高背景值、岩性、地表、岩浆岩等找矿标志明显,以后应进一步加强对碱长花岗岩脉的形成机制研究,扩大找矿远景.研究结果为以后的地质勘查提供重要的参考.
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