简介：ＭｅｔａｌｌｏｇｅｎｉｃＤｙｎａｍｉｃｓｏｆＺｈａｓｈｕｉＡｇ－ＰｂＰｏｌｙｍｅｔａｌｌｉｃＯｒｅＤｅｐｏｓｉｔｉｎＳｈａａｎｘｉ，ＣｈｉｎａＷｅｉＪｕｎｈａｏ；ＬｉＪｉａｎｗｅｉ；ＷａｎｇＳｉｙｕａｎ（ＦａｃｕｌｔｙｏｆＥａｒｔｈＲｅｓｏｕｒｃｅｓ...
简介：Tourmalineiswidespreadinthehoststrataofstrata-boundbasemetalsulphidedepositsintheDevonianmetallogenicdeistrictaroundShanyang-ZhashuiineasternQinling,Asamemberoftheschorl-draviteseries,thetourmalineischaracterizedbyMg>FeandNa>Ca,showingapparentchemicalzonationwhichrecordsthegeochemistryduringitsformationandsubsequentregionalmetamorphismandhydrothermaloverprint.Theclosesimilarityinchemicalandisotopicconstitutionsbetweenthetourmalineofthemainmetallogenicepochinthisdistrict[FeO/(FeO_MgO)=0.34-0.39andδ^11B=-7.6‰--8.8‰]andthoserelatedtomassivesulphidedepositstypicalofsubmarine(exhalative)hydrothermalsedimentation
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