鱼嘴构造流变计研究与基于流变学的分类方案

20920059ADVANCESINEARTHSCIENCEVol.20No.9Sep.20051001-8166200509-0925-07*1231.7300202.4300743.730000P51A1Cloos124561Wegmann1932Fig.1Evolutionarymodeloffishhead78*2005-01-042005-05-11.*49972068.1976-.E-mailrichardwwjtom.comRamberg5Smith89Smith2H131621Fletcher10Smith9/h03.46nM16nL13m132/h0mnLnMPasschier11121311213nLlgh0h/h0/lgh0/h13h0hh0121312611.430.15mol1412Fig.2Experimentalapplicationofmodeling1Table1TableofexperimentaldataPasPas//M1M2A5.81059.61046.07.4M1M3B5.81051.11055.34.1M1M6C5.81052.51052.322.64M8M4D3.51052.01051.750.5762920h/d3444LMh/d5L/Mh/d23h/dFig.3Sketchoftheparameterh/doffishheadboudin44Fig.4Experimentalpicturesofthefourtypesoffishhead5Fig.5Relationshipbetweenrheologicparameterofmaterialandshapeoffishheadboudin14h0H0l1l2l3lnL0hRamsayl1l2l3lnXZS1S2S3SnHL612L0l1l2l3ln3XZ72996Fig.6Comparationsketchoffishheadboudinbeforedeformationandafter14h03l1S1/h0l2S2/h0l3S3/h0lnSn/h02L0l1l2l3lnS1/h0S2/h0S3/h0Sn/h0H0L*H/L0X1Z21ilili/lii123n2hh0/h012Ll1l1/l1l2l2/l2lnln/li/nhh0/h01nni1lililihh0h012MLL0/L0HH0/H0L/M12M/12LLL0L0HH0H0/1nni1lililihh0h0322421.0cm829202Table2DataofexperimentalrecordcmcmcmcmcmcmcmcmA2.91.43.41.214.51.0240.53.76.0B3.60.84.20.6131.0210.51.682.32C3.51.6120.4101.0300.51.151.75D1.81.02.30.7131.024.50.52.24.64Wegmann1Cloos24Wegmann1516474ADBCAD7ABCD801192997Fig.7Picturesofrectangual-shapedmatrixsdeformationAM6M32.3BM7M34.6CDM10M9108Fig.8Patternsofrectangual-shapedmatrixundershear011107CDReferences1LohestM.Del0riginedesveinesetdesgeodesdesterrainaprima-riesBelgique.TroisiemenoteJ.AnnualsoftheSocietyGeologicalBelgium190936Bullfor1908-9275-182.2RamsayAC.ThegeologyofnorthwalesJ.MemoirofGeologigySurvyGt.Britain18661111-381.3HarkerA.OnthelocalthickeningofdykesandbedsbyfoldingJ.GeologyMagazineNewSeries1889669-70.039204CloosE.BoudinageJ.TransactionofAmericanGeophysicsU-nion194728626-632.5Ramberg.Naturalandexperimentalboudinageandpinch-andswellstructuresJ.JournalofGeology195563512-526.6UemuraT.TectonicanalysisoftheboudinstructureintheMuroGroup.KiiPeninsulaJ.S.w.JapanJournalofEarthScicienceNagoyaUniversity19651399-114.7WilsonGCosgraveJW.SmallScaleofStructureM.MaWan-junetaltranslate.BeijingGeologyPublishingHouse1989.WilsonGCosgraveJW.M..1989.8SmithRB.UnifiedtheoryoffoldingboudinageandmullinagestructureJ.GeologicalSocietyofAmericaBulletin197586111601-1609.9SmithRB.Formationoffoldsboudinageandmullionsinnon-NewtonianmaterialsJ.GeologicalSocietyofAmericaBulletin1977882312-320.10FletcherRC.Wavelengthselectioninthefoldingofasinglelay-erwithpower-lawrheologyJ.AmericanJournalScience19742741029-1043.11PasschierCTrouwRAJ.MicrotectonicsM.BeijingSpringer1996.206.12ZengZuoxunFuYongtaoLiYanxia.Primaryresearchtopinch-andswellboudinsrhyologicpropertiesinXishanBeijingJ.JournalofGeologicMechanism19973145-49..J.19973145-49.13ZengZuoxunFuYongtaoCalculatespaleo-rheologicparametersofrocksTakingadvanceoftwokindsnaturaldeformationJ.EarthScienceJournalofChinaUniversityofGeosciences1997224391-394..J.1997224391-394.14WuWujunZengZuoxunLiuLilinPrimarymethodtoresumeoriginalthicknessofstratumbyuseoffishheadboudinJ.Ad-vancesinEarthScience2004192316-320..J.2004192316-320.15XunYunfengZengZuoxun.Asymmetricfish-headboudinhavebeenfoundinnorthwestofSichuanandTieshanHubeiJ.EarthScienceFrontiers200293182..J.200293182.16WuWujunZengZuoxunLiuLilin.ExperimentalresearchtoAsymmetricfish-headboudinJ.JournalofEastChinaInstituteTechnology20042159-161..J.20042159-161.RESEARCHONRHEOLOGYGAUGEOFFISH-HEADBOUDINWUWu-jun1ZENGZuo-xun2ZHUWen-ge31.NorthWestExplorationandDevelopmentResearchInstitutePetroChinaLanzhou730020China2.FacultyofEarthSciencesChinaUniversityofGeosceiencesWuhan430074China3.LandandResourcesBureauofGansuProvinceLanzhou730000ChinaAbstractLikepinch-and-swellstructureFish-headboudinisanotherkindofstructureresultingfromthedifferencebetweenlayerandmatrixtakingadvantageofpureshearmechanism.Onthebasisoftheresearchonshapeoffish-headboudinandthedifferencebetweenlayerandmatrixandbymeansofthemethodofphysicalmodelingtheauthormodeleddifferentshapesoffish-headboudinandcameouttherelationshipbetweenshapeoffish-headboudinandviscosityratiobetweenlayerandmatrixwhichcanbecalledanexperiencerheologicalgauge.Takingaccountofthecharacteristicsofpureshearandplanestrainafterthemeasurementtofish-headbodinspresentshapesandtheresumeoftheiroriginalshapeswithseveralreasonableandidealpresumestheauthorputforwardtherefractionrheologygaugeoffish-headboudin.KeywordsFish-headboudinPhysicalmodelingRheologygauge.1399