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Contents Tectonophysics volume 182
403
CONTENTS Tectonophysics
Special issue: The Nature of the Lower Continental
Volume 182
Crust (edited by D.M. Fountaln and A. Borlanl)
General Papers on the Lower Crust and Crustal Structure Anelastic processes and stress transfer from shallow to deep fault regions Bonafede, M. (Bologna, Italy). . . . . The problem of the Moho in the Alps Laubscher, H. (Basel, Switzerland) . . . . . Fluids and shear zones in the deep crust Newton, R.C. (Chicago, Ill., U.S.A.) . .. . . Properties of the lithosphere in collisional belts in the Mediterranean-a review Panza, G.F. and Suhadolc, P. (Trieste, Italy) . . .. .... .. . . Metamorphic fluids and anomalous porosities in the lower crust Thompson, A.B. and Connolly, J.A.D. (Zurich, Switzerland) .. . . .. . Rheology of some continental lower crustal rocks Wilks, K.R. and Carter, N.L. (College Station, Tex., U.S.A.). . .. . .. . The lvrea Zone New data on the rock magnetism in the Ivrea-Verbano Zone (Northern Italy) and its relationships to the magnetic anomalies Belluso, E., Biino, G. and Lanza, R. (Turin, Italy) . .. . . . . . . The Cossato-Mergozzo-Brissage Line and the Pogallo Line (Southern Alps, Northern Italy) and their relationships with the late-Hercynian magmatic and metamorphic events Boriani, A., Burlini, L. (Milan, Italy) and Sacchi, R. (Turin, Italy) ... . . . The evolution of the “Serie dei Laghi” (Strona-Ceneri and Scisti dei Laghi): the upper component of the Ivrea-Verbano crustal section; Southern Alps, North Italy and Ticino, Switzerland Boriani, A., Giobbi Origoni. E. (Milan, Italy), Borghi, A. (Turin, Italy) and Caironi, V. (Milan, Italy) . .. Seismic properties of rocks from an exposure of extended continental crust-new laboratory measurements from the lvrea Zone Burke, M.M. and Fountain, D.M. (Laramie, Wyo., U.S.A.) . ... .. . . .. . . . . Some geophysical implications of the deformation and metamorphism of the lvrea zone, northern Italy Rutter, E.H. and Brodie. K.H. (London, U.K.) . . . . . . . The lvrea Zone and lower crustal magnetization Shive, P.N. (Laramie, Wyo., U.S.A.) ...... .. .. . . .. . . . . Tectonometamorphic history of the lvrea Zone and its relationship to the evolution of the Southern Alps Zingg, A. (Basel. Switzerland), Handy, M.R. (Bern, Switzerland), Hunziker, J.C. (Lausanne, Switzerland) and Schmid, S.M. (Basel, Switzerland) . .. .. . .. . . . .. . Research Papers Stress distribution and plate boundary force associated with collision mountain ranges Bott,M.H.P.(Durham,U.K.).................................................................. Structural evolution of the Pyrenees: tectonic inheritance and flexural behaviour in the continental crust Desegaulx, P., Roure, F. (Rueil Malmaison, France) and Villein. A. (Saint Martory, France) . . .. . . .. The Kerguelen Isles (southern Indian Ocean): new results on deep structure from refraction profiles Recq, M., Brefort, D., Malod, J. and Veinante, J.-L. (Paris, France). .. . . . ... . . Comparison of the natural deformation of the State-Line Serpentinite, U.S.A., with experimental studies Gates, A.E. and Kambin, R.C. (Newark, N.J., U.S.A.) . . .. . .... . . .. .. . .. .. Mechanisms of fracture propagation in experimentally extended Sioux quartzite Mardon, D., Kronenberg, A.K., Handin, J.. Friedman, M. and Russell, J.E. (College Station, Tex., U.S.A.) . . Joint analyses of calcite twins and fault slips as a key for deciphering polyphase tectonics: Burgundy as a case study Lacombe, 0.. Angelier. J. (Paris, France), Laurent, Ph. (Montpellier, France), Bergerat, F. (Paris, France) and Tourneret, Ch. (Montpellier, France) .. .. . . .. . .. . . Crustal spreading on Venus: evidence from topography, morphology, symmetry, and map patterns Crumpler, L.S. and Head, J.W. (Providence, R.I., U.S.A.) .. .. ... . . .
9
21 39 47 57
79
91
103
119 147 161
169
193 211 227 249 259
279
301
404
Special section: Paieomagnetic Constraints on Crustai Motions (edited by W.W. Sager) Preface.................................................................................... A paieomagnetic investigation of the Lower Ordovician St. George Group, Port-au-Port Peninsula, Newfoundland: implications for the iapetus Ocean and evidence for Late Paleozoic remagnetization Beaubouef, R., Casey, J.F., Hall, S.A. and Evans, I. (Houston, Tex., U.S.A.) . . . Paieomagnetic constraints on the tectonic evolution of the Sakaraya Continent, northwestern Anatoiia Evans, I. and Hail., S.A. (Houston, Tex., U.S.A.) . . .. . . . Reference frames for plate tectonics and uncertainties Jurdy, D.M. (Evanston, II., U.S.A.) .. . . .. . Pacific plate reconstructions and uncertainties Petronotis, K.E. and Jurdy, D.M. (Evanston, ii., U.S.A.). . . .. .. ... . . Figure adjustment and tectonics during polar wander: the flowing-apart of Gondwana Bostrom, R. (Seattle, Wash., U.S.A.). . . . . . . . . . .
335
337 357 373
383 393
CONTENTS Tectonophysics
Special issue: The Nature of the Lower Continental
Volume 182
Crust (edited by D.M. Fountaln and A. Borlanl)
General Papers on the Lower Crust and Crustal Structure Anelastic processes and stress transfer from shallow to deep fault regions Bonafede, M. (Bologna, Italy). . . . . The problem of the Moho in the Alps Laubscher, H. (Basel, Switzerland) . . . . . Fluids and shear zones in the deep crust Newton, R.C. (Chicago, Ill., U.S.A.) . .. . . Properties of the lithosphere in collisional belts in the Mediterranean-a review Panza, G.F. and Suhadolc, P. (Trieste, Italy) . . .. .... .. . . Metamorphic fluids and anomalous porosities in the lower crust Thompson, A.B. and Connolly, J.A.D. (Zurich, Switzerland) .. . . .. . Rheology of some continental lower crustal rocks Wilks, K.R. and Carter, N.L. (College Station, Tex., U.S.A.). . .. . .. . The lvrea Zone New data on the rock magnetism in the Ivrea-Verbano Zone (Northern Italy) and its relationships to the magnetic anomalies Belluso, E., Biino, G. and Lanza, R. (Turin, Italy) . .. . . . . . . The Cossato-Mergozzo-Brissage Line and the Pogallo Line (Southern Alps, Northern Italy) and their relationships with the late-Hercynian magmatic and metamorphic events Boriani, A., Burlini, L. (Milan, Italy) and Sacchi, R. (Turin, Italy) ... . . . The evolution of the “Serie dei Laghi” (Strona-Ceneri and Scisti dei Laghi): the upper component of the Ivrea-Verbano crustal section; Southern Alps, North Italy and Ticino, Switzerland Boriani, A., Giobbi Origoni. E. (Milan, Italy), Borghi, A. (Turin, Italy) and Caironi, V. (Milan, Italy) . .. Seismic properties of rocks from an exposure of extended continental crust-new laboratory measurements from the lvrea Zone Burke, M.M. and Fountain, D.M. (Laramie, Wyo., U.S.A.) . ... .. . . .. . . . . Some geophysical implications of the deformation and metamorphism of the lvrea zone, northern Italy Rutter, E.H. and Brodie. K.H. (London, U.K.) . . . . . . . The lvrea Zone and lower crustal magnetization Shive, P.N. (Laramie, Wyo., U.S.A.) ...... .. .. . . .. . . . . Tectonometamorphic history of the lvrea Zone and its relationship to the evolution of the Southern Alps Zingg, A. (Basel. Switzerland), Handy, M.R. (Bern, Switzerland), Hunziker, J.C. (Lausanne, Switzerland) and Schmid, S.M. (Basel, Switzerland) . .. .. . .. . . . .. . Research Papers Stress distribution and plate boundary force associated with collision mountain ranges Bott,M.H.P.(Durham,U.K.).................................................................. Structural evolution of the Pyrenees: tectonic inheritance and flexural behaviour in the continental crust Desegaulx, P., Roure, F. (Rueil Malmaison, France) and Villein. A. (Saint Martory, France) . . .. . . .. The Kerguelen Isles (southern Indian Ocean): new results on deep structure from refraction profiles Recq, M., Brefort, D., Malod, J. and Veinante, J.-L. (Paris, France). .. . . . ... . . Comparison of the natural deformation of the State-Line Serpentinite, U.S.A., with experimental studies Gates, A.E. and Kambin, R.C. (Newark, N.J., U.S.A.) . . .. . .... . . .. .. . .. .. Mechanisms of fracture propagation in experimentally extended Sioux quartzite Mardon, D., Kronenberg, A.K., Handin, J.. Friedman, M. and Russell, J.E. (College Station, Tex., U.S.A.) . . Joint analyses of calcite twins and fault slips as a key for deciphering polyphase tectonics: Burgundy as a case study Lacombe, 0.. Angelier. J. (Paris, France), Laurent, Ph. (Montpellier, France), Bergerat, F. (Paris, France) and Tourneret, Ch. (Montpellier, France) .. .. . . .. . .. . . Crustal spreading on Venus: evidence from topography, morphology, symmetry, and map patterns Crumpler, L.S. and Head, J.W. (Providence, R.I., U.S.A.) .. .. ... . . .
9
21 39 47 57
79
91
103
119 147 161
169
193 211 227 249 259
279
301
404
Special section: Paieomagnetic Constraints on Crustai Motions (edited by W.W. Sager) Preface.................................................................................... A paieomagnetic investigation of the Lower Ordovician St. George Group, Port-au-Port Peninsula, Newfoundland: implications for the iapetus Ocean and evidence for Late Paleozoic remagnetization Beaubouef, R., Casey, J.F., Hall, S.A. and Evans, I. (Houston, Tex., U.S.A.) . . . Paieomagnetic constraints on the tectonic evolution of the Sakaraya Continent, northwestern Anatoiia Evans, I. and Hail., S.A. (Houston, Tex., U.S.A.) . . .. . . . Reference frames for plate tectonics and uncertainties Jurdy, D.M. (Evanston, II., U.S.A.) .. . . .. . Pacific plate reconstructions and uncertainties Petronotis, K.E. and Jurdy, D.M. (Evanston, ii., U.S.A.). . . .. .. ... . . Figure adjustment and tectonics during polar wander: the flowing-apart of Gondwana Bostrom, R. (Seattle, Wash., U.S.A.). . . . . . . . . . .
335
337 357 373
383 393