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通过对原疃金矿1号脉及4号脉矿体赋存规律的研究，阐述了4号脉矿体空间定位关系；NE向断裂与NNW向断裂控矿特点，以及二者的相互关系；为矿区今后的生产探矿指明了方向．
Based on the research on the occurrence regularities of No.1 vein and No.4 vein orebody in the Yuanji gold deposit, the spatial positioning relationship of No.4 vein orebody is expounded. The ore-controlling characteristics of NE-trending faults and NNW fractures and their correlations are also discussed. The production of prospecting pointed out the direction.