学科分类
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1 个结果
  • 简介:TheoriginallocationsandrelationshipsoffourplateswithinthemainlandofChinafrom800to600MaduringtheterminalPrecambrianwerereconstructedbasedonthepalaeomagneticandgeologicaldata.TheTarim,YangtzeandCathaysianplateswereoncelinked(in800-700Ma)andlocatedinthesamelow-latitudezoneofthenorthernhemisphere.Butlater,in700-600Ma,theTarimplatewasseparatedfromtheYangtze-Cathaysianplate.TheSino-KoreanplatewasalwaysfarawayfromtheYangtzeplate,bothbeingseparatedbyoceaniccrust,andlayinthehigh-latitudezoneofthenorthernhemisphere.Theabove-mentionedpalaeogeographicframeworkdirectlyledtocompletedifferencesinrespecttodistributionoflow-latitudeglaciation,sedimentaryfacies,palaeoclimate,palaeobiogeographyandstratigraphicsectionsbetweentheNorthandSouthChinadomainsduringtheterminalPrecambrian.

  • 标签: Yangtze LATITUDE OCEANIC CRUST southeastern STRATIGRAPHIC