St. John's 2012
Technical Program



Sunday Morning, 27 May /
Dimanche matin, le 27 mai

SS6:  Tectonic style in Precambrian orogens:  How far back in time do uniformitarian plate tectonic principles work?  
Sponsored by / Parrainé par:  Newfoundland and Labrador Department of Natural Resources
Organizers / Organisateurs:  Toby Rivers and David Corrigan
Room / Salle:  Salon E
Chairs / Présidents:  Toby Rivers (Memorial University, NL) and David Corrigan (Natural Resources Canada, Ottawa)


 
Time Authors / Title
8:30 
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Collins, W.J.* and Murphy, J.B.  Hf isotope evolution arrays reveal the limits of Uniformitarian Plate Tectonic style through time

8:50 
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Lin, S.*, Parks, J., Heaman, L.M. and Simonetti, A.  Neoarchean is a period of transition from vertical to horizontal tectonism:  Structural and geochronological evidence from the Superior Province, Canada

9:10 
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Schneider, D.A.*, Van Lankvelt, A., Kalbfleisch, T., Duff, J., Hattori, K. and McFarlane, C.  Vertical vs horiztonal Archean tectonics:  A study of the North Caribou Greenstone Belt, NW Ontario

9:30 
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Bethune, K.M.*, Berman, R.G., Rayner, N. and Ashton, K.E.  Unravelling the tectonic evolution of high-grade gneisses of the Beaverlodge domain, southwestern Rae Province, Saskatchewan, using a multidisciplinary approach

9:50 Refreshment Break

10:10 
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Van Kranendonk, M.J.* and Kirkland, C.L.  Keynote (40 min):  The 1.2–1.0 Ga Grenvillian superevent:  An orogenic climax of Earth across Earth’s evolving supercontinent cycle

10:50 
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Corrigan, D.  Contrasting styles between the Trans-Hudson and Grenville orogen:  Secular changes in tectonic processes or different evolutionary paths?

11:10 
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Rivers, T.  Collapsed orogenic plateau in the Mesoproterozoic Grenville Orogen – critical marker in evolving Proterozoic tectonic style?



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