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江西武山铜矿床海底喷流与岩浆热液叠加成矿作用控矿地质条件.PDF

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10000569/2012/028(12)392937 ActaPetrologicaSinica 岩石学报 江西武山铜矿床海底喷流与岩浆热液叠加成矿作用: 控矿地质条件、矿石结构构造与矿床地球化学制约 1,2,3 1 1 1 1 1 孔凡斌  蒋少涌  徐耀明 朱志勇 钱汉东  边立曾 1,2,3 1 1 1 1 1 KONGFanBin ,JIANGShaoYong ,XUYaoMing,ZHUZhiYong,QIANHanDongandBIANLiZeng 1南京大学内生金属矿床成矿机制研究国家重点实验室,地球科学与工程学院,南京 210093 2江西地质矿产勘查开发局赣西北大队,九江 332000 3中国地质大学地质过程与矿产资源国家重点实验室,武汉 430074 1StateKeyLaboratoryforMineralDepositsResearch,SchoolofEarthScienceandEngineering,NanjingUniversity,Nanjing210093,China 2NorthwesternJiangxiGeologicalTeam,BureauofExplorationandDevelopmentofGeologyandMineralResearchesofJiangxiProvince,Jiujiang 332000,China 3StateKeyLaboratoryofGeologicalProcessesandMineralResources,ChinaUniversityofGeosciences,Wuhan430074,China 20120604收稿,20121102改回 KongFB,JiangSY,XuYM,ZhuZY,QianHandBianLZ2012Submarinehydrothermalexhalationwithsuperimposed magmatichydrothermalmineralizationintheWushancopperdeposit,JiangxiProvince:Constraintsfrom geology,ore textureandoredepositgeochemistryActaPetrologicaSinica,28(12):3929-3937 Abstract  AstratiformcopperbearingmassivesulfidedepositoccurswithintheDevoniansandstoneandCarboniferousdolomitic limestonestrataintheMiddleLowerYangtzeRiverMineralizationBeltThegenesisofthisbeddedorehaslongbeendebatedInthis paper,wetakeWushandepositasanexample,becausethisdepositoccursawelldefinedbeddedsulfideoreAcombinedevidenceof geology,orestructureandtexture,andpyriterareearthelementgeochemicalcharacteristicsindicatethatthebeddedsulfideoredeposit wasaproductofsynsedimentaryhydrothermalexhalativeandsuperimposedmagmatichydrothermaloreformingprocessesTherare earthelementstudyshowsthatthecolloformpyritehasthelowestREEcontentsandaflatREEcurveinthechondritenormalizedREE patterndiagram,whereasthepyritefromskarnandveintypeoresshowthehighestREEcontentsandasteepREEcurvewithLREE enrichmentandH
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