广域电磁法在辽东新房金矿深部勘查中的应用

梁维天, 冯家新, 李帝铨, 郑军

Application of the wide-field electromagnetic method in the deep exploration of the Xinfang gold deposit,eastern Liaoning Province

LIANG Wei-Tian, FENG Jia-Xin, LI Di-Quan, ZHENG Jun

图1 辽东新房金矿地质构造简图 1—第四系冲积、海积;2—第四系洪积;3—白垩系普兰店组;4—寒武系中统;5—寒武系下统;6—新元古界青白口系钓鱼台组;7—新元古界青白口系桥头组;8—新元古界青白口系南芬组;9—古元古界盖县组;10—古元古界大石桥组;11—太古宙黑云斜长片麻岩;12—太古宙黑云二长片麻岩;13—晚侏罗世太平岭单元花岗闪长岩; 14—金属矿点;15—地质界线;16—断裂构造带

Fig.1 Schematic diagram of geological formations of Xinfang Gold Mine in Liaodong 1—Quaternary alluvial and marine deposits; 2—Quaternary pluvial deposits; 3—Pulandian Formation of Cretaceous; 4—Cambrian middle series; 5—Cambrian lower series; 6—Neoproterozoic Qingbaikou System Diaoyutai Formation; 7—Qingbaikou System Qiaotou Formation of Neoproterozoic; 8—Qingbaikou System Nanfen Formation of Neoproterozoic; 9—Gaixian Formation of Paleoproterozoic; 10—Dashiqiao Formation of Paleoproterozoic; 11—Archean biotite plagioclase gneiss; 12—Archean biotite monzonite gneiss; 13—late Jurassic Taipingling unit granodiorite; 14—metal ore occurrence; 15—geological boundary; 16—fracture tectonic zone