山东省栖霞市栾家沟金矿地质特征  

Geological characteristics of luanjiagou gold deposit in Qixia,Shandong province

作　　者：陈珂 CHEN Ke(No.1 institute of geology and mineral resources of Shandong Province,Ji’nan 250000,China)

机构地区：[1]山东省第一地质矿产勘查院,山东济南250000

出　　处：《世界有色金属》2023年第19期97-99,共3页World Nonferrous Metals

摘　　要：山东省栖霞市栾家沟金矿区位于胶东金矿富集区,金矿体赋存于郭家岭序列斑状中粒含角闪二长花岗岩体内的黄铁矿化、黄铁绢英岩化硅化二长花岗质裂隙中,受断裂构造控制,属中、低温热液裂隙充填交代构造蚀变岩型金矿床,矿石自然类型为细脉浸染原生矿石,工业类型为低硫金矿石。矿石矿物主要为黄铁矿,次为黄铜矿、磁黄铁矿。The Luanjiagou gold deposit in Qixia Province is located in the Jiaodong Gold-rich area,the gold ore bodies are hosted in the pyrite mineralization and pyrite sericite silicified monzogranite fissures in the porphyry middle grain hornblende monzogranite body of the guojialing sequence,and are controlled by fault structures,it belongs to the postmagmatic hydrothermal fissure-filled metasomatic structural altered rock type gold deposit.The natural type of ore is primary ore disseminated by fine veins,and the industrial type is low-sulfur gold ore.The ore minerals are mainly pyrite,then chalcopyrite and pyrrhotite.

关 键 词：山东省栖霞市栾家沟 断裂构造 中、低温岩浆期后热液裂隙充填交代构造蚀变岩型 金矿 

分 类 号：P618.51[天文地球—矿床学]