河南省灵宝市董家埝银矿原生晕特征及地质意义

段启超,庞绪成,纵瑞,韩迪,张岩,张鑫

Primary Halo Characteristics and Geological Significance of the Dongjianian Silver Deposit in Lingbao City，Henan Province

Qichao DUAN,Xucheng PANG,Rui ZONG,Di HAN,Yan ZHANG,Xin ZHANG

图1 董家埝银矿床区域地质简图（据文献[8,21]修改） Q-第四系；?-寒武系；Z-震旦系；Pt2f-冯家湾组；Pt2d-杜关组；Pt2xj-巡检司组；Pt2l-龙家园组；Pt2g-高山河组；Ar3T-新太古代太华群片麻岩；Pt2Xηγ-中元古代黑云二长花岗岩；Pt1Gηγ-古元古代角闪二长花岗岩；①孟家村—民湾向斜；②七树坪向斜；③老鸦岔背形；④庙沟向斜；⑤上杨砦背形；1.地质界线；2.向斜构造；3.背斜构造；4.背形构造；5.断层及产状；6.构造破碎带；7.金矿床；8.银矿床

Fig.1 Regional geological map of Dongjianian silver deposit (modified after references[8,21])