霍邱县四平山矿区白云岩矿地质特征与找矿标志

Nonferrous Metals Abstract(2019)

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Abstract
霍邱县四平山矿区大地构造位于华北地块西南缘,淮南断陷褶束、长山穹断褶束西缘,属淮阳山字型构造脊柱部位.本文对矿区的地质特征、矿床成因和找矿标志进行了分析,认为出露地层为寒武系中统张夏组、上统崮山组、土坝组,处于张子井向斜的北东段南西翼部位,断裂构造不发育,岩浆岩出露主要为辉绿岩,矿层赋存于寒武系上统土坝组下段,受张子井向斜的单斜控制,矿床属浅海~滨海相碳酸盐岩沉积矿床,地层是重要的找矿标志.
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