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Orals GMPV20

GMPV20

Granites - Archaean to present
Co-Convener: Michael Brown 
Orals
 / Tue, 29 Apr, 13:30–17:00  / Room G13
Posters
 / Attendance Tue, 29 Apr, 17:30–19:00  / Blue Posters

Tuesday, 29 April 2014
Room G13
Chairperson: Jean-François Moyen
13:30–13:45
EGU2014-1654
The origin of radiogenic isotope variability in granites: intracrustal recycling and/or juvenile crust production? (solicited)
Federico Farina
13:45–14:00
EGU2014-4024
Segregation and re-segregation of melt in granulite facies migmatites
Edward Sawyer
14:00–14:15
EGU2014-4580
Are cumulate granites characteristic of migmatitic gneiss domes? An example from the Fosdick Mountains of Marie Byrd Land, West Antarctica
Caitlin R. Brown, Chris Yakymchuk, Michael Brown, C. Mark Fanning, Fawna J. Korhonen, Philip M. Piccoli, and Christine S. Siddoway
14:15–14:30
EGU2014-10010
The effect of sub-solidus water loss on the melt fertility of crustal source rocks: constraints from phase equilibria modelling
Gordon Webb, Roger Powell, and Sandra McLaren
14:30–14:45
EGU2014-4174
Melting granites to make granites
Bruna B. Carvalho, Edward W. Sawyer, and Valdecir de A. Janasi
14:45–15:00
EGU2014-1249
Enclaves in Granitic Magmas: Keys to the Petrogenetic Puzzle?
John Clemens and Marlina Elburg
Coffee Break
15:30–15:45
EGU2014-4111
Enhanced anatexis as a consequence of mantle-derived magma intrusion in the middle crust: a case study from the Eastern French Massif Central
Simon Couzinié, Jean-François Moyen, Arnaud Villaros, Jean-Louis Paquette, Jane H. Scarrow, and Christian Marignac
15:45–16:00
EGU2014-12957
Cambro-Ordovician Granites in the Araçuaí Belt, in Brazil: snapshots from a late orogenic collapse
Cristina P. De Campos, Júlio Cesar Mendes, Silvia Regina de Medeiros, and Isabel P. Ludka
16:00–16:15
EGU2014-5341
Contrasting petrogenesis of Mg-K and Fe-K granitoids and implications for post-collisional magmatism: case study from the late-Archaean Matok pluton (South Africa)
Oscar Laurent, Mafusi Rapopo, Gary Stevens, Jean-François Moyen, Hervé Martin, Armin Zeh, and Régis Doucelance
16:15–16:30
EGU2014-10101
Granite formation and the continental crust: an experimental and field perspective on the key role of deep crustal fractionation (solicited)
Othmar Müntener, Peter Ulmer, Rohit Nandedkar, and Niklaus Hürlimann
16:30–16:45
EGU2014-7026
Were ancient granitoid compositions influenced by contemporaneous atmospheric and hydrosphere oxidation states?Were ancient granitoid compositions influenced by contemporaneous atmospheric and hydrosphere oxidation states?
Oliver Jagoutz
16:45–17:00
EGU2014-13062
Evolution and geochemistry of the Tertiary calc-alkaline plutons in the Adak Island region of the central Aleutian oceanic island arc
Suzanne Kay, Gary P. Citron, Robert W. Kay, Brian Jicha, and Ashley Tibbetts