摘要
TherelationshipbetweendissolutionrateandpHisdeterminedbycarryingoutdynamicexperimentsofhedenbergiteandgrossularitedissolution.Thedissolutionreactionequationsareestablished.Thedissolutionpro-cessesoftwomineralsaresimulatedbyusingthetheoryofmulti-phaseandmulti-componentchemicalequilibrium.Theresultsbringlighttothemechanismofdissolutionprocesses.Duetoincongruentdissolutionoftwomineralswhenthedissolutionprocessesreachametastablesupersaturationcriticalpointnewmetastablemineralscanbeformedinthesystem.TheexperimentsshowedthatdissolutionofgrossulariteandhedenbergiteconsumesH~+andthenmakespHvalueofsolutionhigh.Inturn,precipitationofmetastablemineralsmakespHvaluelow.Precipitationofmetastablemineralshasacatalyticeffectfordisso-lutionofreactingmineralsinspecialtime.PrecipitationanddissolutioncarriedoutalternatelyinthesystemanditcausesperiodicoscillationofpHvalueswithreactingtime.Thisisthe
出版日期
1993年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)