地下水化学组分存在形式及其SI值计算(4)

饱和指数

第3期雷天赐等:高光谱数据挖掘在蚀变矿物识别与提取中的应用

219

APPLICATIONONDATAMININGOFHYPERSPECTRUMTOIDENTIFICATIONANDEXTRACTIONOFALTERATIONMINERALS

LeiTianc,iZhuMingqiang,ZhouWanpeng

(EastChinaInstituteofTechnology,Fuzhou,Jiangxi344000)

Abstract:Thestatusquoofhyperspectralremotesensingapplicationonidentificationofmaterialsindomesticand

overseageologicdomainwasdescribedbriefly.Basedonmineralcrystalfieldtheory,ionicandmineralspectrumi dentificationrules,thetechnologyofidentificationandextractionofalterationmineralswasdevelopedbyusingdi agnosticspectrum,spatialdataminingtheoryandmodelofremotesensinginformation.Accordingtoconcreteoper atingprocedure,somerelativeflowchartswerebuil,twhichcouldprovidehelpsforsubsequentextractionofremotesensingimformations.Keywords:Hyperspectrum;Diagnosticubsorptionspectrum;Datamining;Alterationminerals(上接202页)

[5] ParkhurstDL,ThorstensonDC,PlummerLN.PHREEQE-a

computerprogramforgeochemical-culationUSGSWaterResour[J].lnvest.Rept.1980.[6]

PlummerLN.Geochemicalmodelingofwater-rockinteraction:

past,presentandfuture.Proceedingsofthe7thInternationalSym posiumonWater-rockinteraction,1992.

[7] 沈照理.水文地球化学基础[M].北京:地质出版社,1993.

CHEMIALCOMPONENTSINGROUNDWATERANDITSSIVALUES

GuoZhangjun,SongHanzhou

(CivilEngineeringCollege,RiverandSeaUniversity,Nanjing,Jiangsu210098)

Abstract:ThispaperdealswithchemicalcomponentsingroundwaterandcalculationofSIvalues,consideringgroundwaterischemicallymadeupdominantlyofsimpleionsandcomplexanions.Certainlycomplexesisalsosig nificantamongthechemicalspecies.TheimportantaffectionoftheexistentcomplexesonsaturationindexSIvalueisilluminatedthroughacase.Keywords:Groundwater;Existenceform;Complex;Saturationindex(SI)

简 讯

湖北省地质学会荣获省科普工作先进集体

2005年5月31日~6月1日湖北省 科学素质工程 总结表彰大会在武昌东湖宾馆召开。会上,湖北省地质学会荣获2002~2004年度湖北省科普

工作先进集体,湖北省地质学会科普委主任李正棋荣获2002~2004年度湖北省科普工作先进工作者。