Author(s): CHEN Zhenghui, WANG Denghong, QU Wenjun, CHEN Yuchuan, WANG Pingan, XU Jianxiang, ZHANG Jiajing, XU Minlininstituteofmineralresources, CHINESE Academyofgeologicalsciences, BEIJING 100037, CHINA Nationalresearchcenterofgeoanalysis, BEIJING 100037, CHINA Chineseacademyofgeologicalsciences, BEIJING 100037, CHINA Instituteofgeomechanics, CHINESE Academyofgeologicalsciences, BEIJING 100081, CHINA Cannangeologicalsurveypartyofjiangxiprovince, GANZHOU 341000, jiangxi, china
Pages: 496-501
Year: 2006 Issue:  4
Journal: Regional Geology of China
Keyword:  Re-Os等时线;  矿化年龄;  辉钼矿;  黑钨矿;  赣南崇义地区;
Abstract: 江西省崇义县淘锡坑钨矿区位于南岭东西向构造带东段与武夷山北东—北北东向构造带南段的复合部位,是九龙脑-淘锡坑矿田的一个重要矿区,属于以石英脉型黑钨矿为主的钨多金属矿床。矿脉穿切于震旦系中,成矿主要受北西向断裂控制, 成因与燕山期岩浆作用有关。选取舍矿石英脉中与黑钨矿共生的辉钼矿进行Re-Os等时线年龄的测定,得到辉钼矿的等时线年龄为154．4Ma±3．8Ma,黑钨矿的模式年龄为164．0Ma+2．7Ma,表明该矿床形成于燕山早期。