简介：DuringtheHercgnianmovcment,SouthChinadevelopedintothepeakperiodofPlatformstage,whichbecameapartofthcAncicntEastChinaPlatformReSion.However,thcreepisodicallyand1ocal-lyoccurredrelativclymobilcbeltsnamcdau1acogcnsduringthispcriod.Thcseaulacogens,suchasthemiddle-lowerYangtzerivcr,thePingxian-Lcping,the
简介：Liquidseparationofmagmaisreferredtoakindofdiffcrentiationofmagmawhichtakesplaceinthecaseofthatmeltsareimmiscibleorlimitedlymiscibleeacliother.Itplaysanimportantroleintheform-ingofbasic,ultrabasicrocksandoredepositsrclatedtotho8ekindsofrocks.Butitisnotsurewhethcritmayoccurintheprocessoftheformingofin
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