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陕西省凤县老湾沟地区金矿成矿背景与找矿新认识

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陕西省凤县老湾沟地区大地构造位置位于北秦岭造山带和礼县-柞水褶皱带的接合部位,地处唐藏-丹凤-商南大断裂带凤县段,是秦岭中西段有色、贵金属资源集中区.本文通过对区域和该区地层、构造、矿化蚀变特征及找矿新发现进行分析,认为该区控矿构造为近东西向韧-脆性剪切带,南北向含矿构造则为剪切带内的雁列脉式张裂隙含矿构造.
New Discoveries for the Metallogenic Background and Prospecting of Gold Deposit in Laowangou Area,Fengxian County,Shaanxi Province
The geotectonic location of Laowangou area in Fengxian County,Shaanxi Province is located at the junction of the North Qinling Orogenic Belt and Lixian-Zoshui Fold Belt.It is situated in the Fengxian section of the TangZang-Danfeng-Shangnan large fault zone,which is a concentrated area of Non-Ferrous and precious metal resources in the central-western parts of the Qinling Mountains.Based on the analysis of the stratigraphy,structure,mineralization alteration characteristics and new discoveries of prospecting in the region and the area,it is concluded that the ore-controlling structure in the area is nearly east-west ductile brittle shear zone,and the north-south ore-bearing structure is the en echelon vein type tension fissure ore-bearing structure within the shear zone.

transient electromagnetic methodTEMlead-zinc mine tunnel

王涛、袁宏亮

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中陕核工业集团二一一大队有限公司,陕西 西安 710024

老湾沟 金矿 韧-脆性剪切带

2024

世界有色金属
有色金属技术经济研究院

世界有色金属

影响因子:0.138
ISSN:1002-5065
年,卷(期):2024.(19)