造山带构造样式的恢复及其构造环境意义

(,300170):,,,,,,,:;;;:P542:A:1672-4135(2003)01-38-071(Orogeniccycle)(preoro2genic)(orogenic)(postorogenic)(phases),(mobilebelts),(),(syntectonic),,[1],,,150,-,(),300,[23]300,25/km,12km,,,,,(syn-metamorphic),,,,,,,,,,[4],(isostaticcompensation),,,,??,,,;,,,,,[5],,,,,,,-,[69],,,:2002-10-30:,(1926),,26120033GEOLOGICALSURVEYANDRESEARCHVol.26No.1Mar.2003©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,,,,,,,,,,;,,2,,,??,(S1)(S0)(S2),,,(),,,,(),,,,,(),,,,;,(F1),,;,,,,,[10](1),(shear)(Flexural-slip)[10],,?,,(crenulation),(F2);,F2,,F2,S1,,,,,,,,,,,,()();,,[11],,,,(4),,(),a;,ba,,,,,b,b[4],,,,931:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.1(S1)(S0)Fig.1Processofschistreplacingbedding(TurnerandWeiss,1963[10])a.;b.,;c.,;d.,,,,,;,,,,3(tectonicstyle),[1012]0426©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,;,,,,,,,,(2)[11],2Fig.2RegionalstructuresketchsectionofHutuoGroupinWutaiMt.,ShanxiProvince(,1986[11])1.;2.;3.;4.;5.,,,3.1,,,,(3-a),,,(3-b)3Fig.3Envelopingsurfaceofthelategenerationfolds,,,,,,,,-,10km2[4],,,,,,,,,[13]3.2,,,141:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,,,;,;(),,,,[10],,,,,,,;,;,,,4,,,,,,,,,:[14],;,;,,[1315],,,,,,[11],,,,,,,,,,,,,,;,,,(4-a),(4-b),,(4-c),,(),[10],,,,;,(4-a)[4],,,,,,2426©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4Fig.4Stereographicdiagramofthedifferentgenerationfoldshingesa.[4];b.[4];c.,[4],,,,,,,(5);,,[10],5Fig.5EarlyfoldhingesofTaihuaiSubgroupinWutaiMt.(,1986)[11]a.;b.;c.,,,BB,a()b(),,abab,,ab,,,,,??5[16],-(continental-arccollisiontype)[12];(6),,341:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.;,,,,(),,47.5km6.5km,2.72.93[16],,,,,,,,,,[17]6Fig.6theconvergenceplatemarginandintratcontinentalorogenicEnvironment(Hobbs,1976[12],)a.;b.;c.;d.-;e.,[1819],[20],,,[1].-[A]..[C].:,1994.12-21.[2]Miyashiro,A..Metamorphismandmetamorphicbelts[M].WilliamClowes&Sons,Ltd.,London,1973.492.[3],.[M].:,1986,233.[4],,,.[M].:,1981,256.[5],,,.[M].:,1997,143.[6],,,,.[A].,.-[C].:,1990,1-10.[7],,,.[M].:.1991,322.[8].[A].,.-[C].:,1990,89-98.[9],,,.[M].:,2002,133.[10]Turner,F.J.andWeiss,L.E.,Structuralanalysisofmetamorphictectonites[M].McGraw-HillBookCompany,NewYork,1963,560.[11].[M].:,1986,475.[12]Hobbs,B.E.,Means,W.D.andWilliams,P.F.Anoutlineofstructuralgeology[M].JohnWiley&Sons,Inc.,NewYork,1976,571.[13].[M].:,1993,132.[14],.[J]..1989,4:357-362.[15].[A]..[C].:,1998,21-28.[16]Davis,G.H.,Structuralgeologyofrocksandregions[M].JohnWi2leyandSons,NewYork,1984,492.[17]Krner,A.,ArchaeantoEarlyProterozoictectonicsandcrustalevo2lution:Areview[J].RevistaBrasileiradeGeocincias,1982.12(1-3):15-31.[18].[J].,1999,6(4):323-330.[19].[J].,2000,16(1):39-48.[20],,,.()[M].:,1996,259.4426©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.