白音查干凹陷扇三角洲与辫状河三角洲沉积

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(:P00015):2004203221;::,,1968,,,;E2mail:[e-mail],,830011,,,;,2;;,,FanDeltaandBraidedDeltaSedimentsinBaiyinchaganDepressionZHANGFushunWestChinaBranch,ResearchInstituteofExplorationandProduction,SINOPEC,Urumqi,Xinjiang,830011AbstractLocatedinErlianbasin,Baiyinchaganisadepressionwithfaultsinthenorthandoverlapinthesouth.Sixtypesofsedi2mentaryfacies,suchasfananddeltafacies,havebeenrecognized.Inthispaper,sedimentarycharacteristicsandrecognitionsymbolsoffandeltaandbraideddeltaareemphaticallystudied.Thetypeofconglomerateisregardedasanimportantsymbolfordistinguishingfandeltafrombraideddelta.Alluvialfansandfandeltaarefoundonthesteepslopeinthenorthofthedepression,whilebraidriverdeltaandturbiditefansarefoundonthegentleslopeinthesouth.KeywordsBaiyinchagandepressionfan2deltabraideddelta,(1),1Fig.1TectonicpositionofBaiyinchagandepressioninErlianbasin200512266:5532556ACTAGEOSCIENTICASINICADec.200526(6):5532556©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(,2003),111Holmes1965,()(1991),,,;,,,,,,,;,,,112Mcpherson(1988),(1983),(1993)(1995)(2003),,;5;,11211,,,,,,;,,,;,,11212,11213,11214,,;,,11215,,,,,4552005©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:(1):,(2):,,,,,;,,,,(3):,,,,;,,,4(4):NNW,;(5):,,,22,:,,,,,,;,;6:,,,,4,,17,(2),,,2Fig.2SedimentarysystemoftheTenggeerperiod12;22;32;42;52212floodplain;22fandelta;32braideddelta;42shore2shallowlake52deep2halfdeeplake,,,,,(),,()2,2,22,,;2(3)3(1),(2),,,;5556:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(3),,.1983..,1(1):526.,GallowayWE.1991...(2):141153.,,.1993..,(6):749756.,,.1995..,13(1):4858.,,.2003..,24(2):137142.,,.2003..,(3):202205.ReferencesMcphersonJohnG.1988.Fandeltasandbraiddeltas:conceptualprob2lems,In:NemecW,SteelR.J.eds.Fandeltas,Springer2Verlag.WuChongjun.1983.Deltaanddistributionofoil2gasintectoniclakebasin.ActaSedimentologicaSinica,1(1):526(inChinese).XieXinong,SunYongchuan,DengXinhuaetal.1993.Sequencetypesandcontrolfactorsoffandelta2theobservationonYitonggraben.EarthScience2JournalofChinaUniversityofGeosciences,(6):746759(inChinese).XueLiangqing,GallowayWE.1991.Classificationoffan2delta,brai2ded2deltaanddelta.ActaGeologicaSinica,(2):141153(inChi2nese).YuXinghe,WangDefa,SunZhihua.1995.Lithoficiestypes,verticalprofilefeaturesandreservoirgeologicalmodelsofbraideddeltaicsandbodiesinfaultedlakebasin2theobservationondepressionofmoderndeltasinDaihailake,InnerMongolla.ActaSedimentologicaSinica,13(1):4858(inChinesewithEnglishabstract).ZhangFushun,FanTailiang,SunYipu.2003.Thesequencestrati2graphicframeworkandthefillingstyleofBaiyinchagandepression.ActaGeoscienticaSinica,24(2):137142(inChinesewithEng2lishabstract).ZhangChuanlin,ZhaoXingmin,WenZhigang.2003.SedimentandreservoircharacteristicsofbraideddeltainSouthernofZhungaerbasin.XinjiangPetroleumGeology,(3):202205(inChinesewithEnglishabstract).6552005