构造地质学双语 7 joints

1、chapter 4连接KeywordsBedding jointsStrike jointsDip jointsOblique jointsFracturesDiagonal joint层节理走向节理有道理。有道理。破裂有道理。联合设置联合系统Systematic joints:非系统连接件.Plumose structure节理组节理系系统的节理非系统的节理羽饰结构Shear jointTension joint恩en-echelonlongitualjoints传输联合体(Transverse joints )打破节理张节理雁列(脉，节理)纵容节理横道理哈克kleplume axisten

2、sion gashesRegional jointstyolilites羽脉羽轴张裂脉地区性的节理缝合线frchissaresurforsurforhichbhichrocksorminralshavbroken.joints， ebeonofthemotcommonollypervasivemesoscopic的结构是arethefracchisthefrachistheanthepartheprationdinmynationallingnationalland scarrygrongharthefreffereffectititytheculllokwithitsrelerrelecti

3、vitylowpermeability.incontrasttherecovery fgeogethemarthene ocksothatheheatfluidpumpedalongthecrackscanactasthemediumwithwhicheatedwateristransport dtothesurface.therecoveofpetrroleumis utafracturednetworkcontinglargeamountsofpetroleum.the property，orationandddistributionofjointsareclollyrelatedtoth

4、efolds，fau thestudiesoftjointsarereveryouthetoanalyzethegeologicalstructure。1.joints类ification of jointstheclassicationofjointssbasedontwomainfactors : (1) thegemetricallrelrentionwithotherrelatedstructures.(2) mechanismsofthejointsarerrelectivelbeongtosmall-scale structures.theorectionsfonthegemetr

5、icallrelreplationshipwithotherstructures。(1) a :以太网lationbetweenjointsstrikeandsenseofassociatedstrata。lstrikejoints.strikeofthejointisparalleltothestrikedirectionofbed。ldipjoints.thestrikeofthejointisperpendiculartothestrikeofbed。lobliquejoints.thestrikeofthejointisobliquetthestrikeofbed。lbeddingjo

6、ints.jointplaneb : therelationshipbetweenjointandfolderaxisllongitualjoints : strikeofthejointisparalleltothefolderaxes。ltransversejoints : strikeofthejointisperpendiculartofoldaxes。ldiagonaljoint : strikeofthejointisaobliquetofolderaxes。(2) accordingtothemechanismofjointsl shear joint.in compressio

7、n joints开发intheconjugatesheardirections (theorienterationofsymmetricfractureplanes ) makingtheloweranglewithemajprincipalstressdirection.shearjointsareoftengroved，striated，porisideorslickensidedbyevensmallaconjugateshearfragmentsmaybeusedtomapmaximumprincipalstressinthevicinityofafaultzone。Shear joi

8、ntTensile jointl in tension jointsdoltentionbystrectingnottthetsilessdirectionwhisullitytheminprincipalstress.tensionjointsarrough (unessss equalentoryweathered ).incoarsegrainedsrockssuchssurservermaybeveryhurugal.tentitionalljointincludecolumnjointsinbasalts， dykes and sills tension gashes，calcite

9、andquartzfilledveins.extensionjointsarenotonelllingdiscontinuity，trearreserverljointsforf(3)连接设置和连接系统ljointsets : manyadjacentjointswithsimilargeometryandorientation.systematic joints : roughly planar， su b -并行定向规则空间. non -系统连接： curvedandirregularingeometry，usuallyterminateagainstsystemaljointsystem

10、 : madeupoftwoormoresetsofjoints maybepersepertitytentovergeofjectionsystemsaredrectibedwithefollowingimplement 0定向比例和形状，空间和性能，互动和终止，空间图案。3 .表面修改somejointsurfacesdisplaybeautifulsurfaceornamentation它是plumeistructure.plumosestructureconsistsofanumberofmorphologicalcompo hackles andfringezone.curvedha

11、cklemarkradiatedoutwardfromthepoint (origin ) frehethejointoriginated.serstersincedtheprogrationdirectionofthejoint.thefilengofajointmaybemarkedbyclocyspaceden-echelonj3 .恩echelon veinsveissinsarefracurefilledwithaprecipitate，commonly quartz or calcite rareymud.enechelonveiniskindofveinwhichcanbefou

12、ndmanyprocks， especilyincarbonaterocks.enechelonareparallelorsubparallel closely-spaced，overlappingorstep-likeminrostructructurefeatu suchrasfaults和tensionfragments，thatareobliquettotheoverallstructuraltrendingSigmoidal tension gashes， 一般形式zonesofdutileshear.thistityofextensionalfractureisuallyminra

13、l-filledandformenechelonarrays lontensionfragments (gashes ) mayindincentationthedirectionthedirectionofdisplationbytwofeatures 3360 ) sigmaoidalprofilesoffragthesigmodionalprofilessoffcressectionalviesthadindeterminingthedirectionofrotation.theprofileservemensanss urewiththetipspoingashfrachfrachformationalfromenthareperpendicalrostotheminimumcompressivestress sigma3(see diagram ) . thefrchactsmayberotatedbydutiledeformat