张可清,杨勇

• 1:中国地质大学
• 2:中国地质大学 湖北武汉430074
• 3:湖北武汉430074

摘要(Abstract)：

针对流体与岩石之间在反应 (蚀变 )过程中普遍存在的闭合问题 ,指出不能直接比较蚀变前后岩石成分的质量 ,而需要进行质量平衡计算 ,在这种计算中 ,首先要有合理的假设前提 ,即已知岩石质量变化前后的体积变化 ,或者岩石在质量变化中存在着不活动元素。介绍了选择不活动元素的多种方法及质量平衡计算的原理和方法

关键词(KeyWords)： 质量平衡;不活动元素;闭合;蚀变岩

Abstract:

Keywords:

基金项目(Foundation): 国家留学基金资助项目;; 中国地质大学 (武汉 )留学回国人员科研启动基金资助项目

作者(Author): 张可清,杨勇

Email:

DOI:

参考文献(References)：

• [1]　GresensR L.Composition-volume relationships of m etasoma-tism[J].ChemicalGeology,1967,2:47-55.
• [2]GrantJ A.The isocon diagram—— a simple solution toGresens' equation for metasomatic alteration[J].EconomicGe-ology,1986,81:1976-1982.
• [3]　LeitchC H B,LentzD R.TheGresens approach to mass bal-ance constraints of alteration systems:Methods,pitfalls,exam-ples[A].In:LentzD R.Alteration andAlterationProcessesAs-sociated withOre-F ormingSystems(Vol.11)[C].Waterloo:GeologicalAssociation ofCanada,1994.161-192.
• [4]　MacLeanW H.Mass change calculations in altered rock series[J].MineraliumDeposita,1990,25:44-49.
• [5]　MadeiskyH E,StanleyC R.Lithogeochemical exploration ofmetasomatic zones associated with volcanic-hosted m assivesulfide deposits usingPearceElementRatio analysis[J].InternationalGeologyReview,1993,35:1121-1148.
• [6]　StanleyC R,MadeiskyH E.L ithogeochem ical exploration forhydrothermal ore deposits usingPearceElementRatio analysis[A].In:L entzD R.Alteration andAlterationProcessesAssoci-ated withOre-F ormingSystems(Vol.11)[C].Waterloo:Geo-logicalAssociation ofCanada,1994.193-211.
• [7]BaumgartnerL P,OlsenS N.A least-squares approach to masstransport calculations using the lsocon method[J].EconomicGeology,1995,90:1261-1270.
• [8]　GardnerL R.Mobilization ofAl andTi during weathering-iso-volumetric geochem ical evidence[J].ChemicalGeology,1980,30:151-165.
• [9]　BartonM D,IchikR P,MarikosM A.Metasomatism[A].In:KerrickD M.ContactMetamorphism:Review inMineralogy(Vol.26)[C].[s.l.]:MineralogicalSociety ofAm erica,1991.321-350.
• [10]Sanchez-EspanaJ,VelascoF,YustaI.Hydrotherm al alterationof felsic volcanic rocks associated with massive sulphide depo-sition in the northernIberianPyriteBelt(SW Spain)[J].Ap-p liedGeochemistry,2000,15:1265-1290.
• [11]MacLeanW H,KranidiotisP.Immobile elements as monitorsof mass transfer in hydrotherm al alteration:PhelpsDodgemassive sulphide deposit,Matagami,Quebec[J].EconomicGe-ology,1987,82:951-962.
• [12]EiluP,MikuckiE J,DugdaleA L.Alteration zoning and pri-m ary geochemical dispersion at theBronzewing lode-gold de-posit,WesternAustralia[J].MineraliumDeposita,2001,36:13-31.