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万方数据 黑龙江省多宝山斑岩型铜(钼)矿床成矿流体特征及演化+刘军1’2武广1’3”钟伟1、朱明田1’2Sinica岩石学报andore.formingdeposited,formingore—forming1000-0569/2010/026(05).1450-642,WUGuan91’ZHONGWeilZHUMingTianl·21.中国科学院广州地球化学研究所成矿动力学重点实验室,广州5106402.中国科学院研究生院,北京1000493.中国地质科学院矿产资源研究所,北京10003710640,ChinaJ,WuWMT.2010.FluidCu(Mo)depositHeilongjiangSinica,26(5):1450—1464Cu(Mo)deposit,locatedtwo—phase(W-type),purevapor—phase(G-type),C02一bearing(C-type)andmuhiphase(S-type)inclusions.Fluid450℃andCu(Mo)oreCu(Mo)deposit;Heilongjiang+本文受国家973计划项目(2006CB403508)、国家自然科学基金项目(40772055)和国家科技支撑计划项目(2007BAB25803)联合资助第一作者简介:刘军,男,1983年生,博士研究生,矿床学专业,E-mail:baoguoti@163.con+m通讯作者:武广,男,1965年生,博士,研究员,矿床学和地球化学专业,E—mail:wuguang@gig.ac.cnofSciences,Beijing2010-02-06收稿.2010.04431改回.G,ZhongstudyporphyryProvince。China.ActaDuobaoshanhostedCaledoniangranodioriteMiddle0rdovicianandesitemineralizationcloselyassociatedwithsilicificationsericitization.andmolybdenumfeldspathizationhavebeenidentified,namelyfeldsparquartz-molybdenitevein,latequartz—molybdenitevein,quartz-chalcopyrite-pyritefluidinclusionsdistinguishedthree—phasemineral.bearing6.2%to8.1%NaClequivalent.respectively.Fluiddaughterinclusions.their350℃to1.1%to65.3%NaClmolybdeniteCO..bearingtwo-I)hasehomogenizationsalinitiesvary2700C3500C0.8%to42.4%NaClquartz—chalcopyrite—pyritemainlytwo—phasebearingthree.phase,daughtermineral-bearingmuhiphaseinclusions,their230℃to330℃andfromthecalciteoquartzcharacterizedby110℃to200℃and3.9%toequivalent.respectively.Whenoccurredintensively,inducing10tfluid.Assolubilityabruptlydepressed.thisresultedbody.Thebelongsmulti—stagesdominantfactordeposition.KeyFluidinclusion;Fluidboiling;DuobaoshanActaPetrologica1.KeyLaboratoryMetallogenicDynamws,GuangzhouInstituteGeochem蠡try,ChineseAcademySciences,Guangzhou52.GraduateSchoolChinese100049,China3.InstituteMineralResources。ChineseGeological100037,ChinaLiuZhuinclusionAbstractThelarge.sizedinnorthwesternpartLesserHingganRange,isbiggestnortheastsectionCentralAsian—Mongolian—Hingganorogenicbelt.ItsorebodiesFormationtuff.