Speaker: Lluís Fontboté (U of Geneva)
SEG Distinguished Lecturer Series
Speaker: Leo Pure (Victoria University of Wellington, NZ)
Long-lived (>100 kyr) arc volcanoes are powered by the continued supply of mafic magma that is injected into the lower crust.
Speaker: Zsanett Pintér (Macquarie University, BGI Germany)
Many mantle-derived magmas may originate through partial melting of complex, mixed mantle rocks including not only peridotite, but also oceanic crust recycled into the mantle.
Speaker: Greg Yaxley (RSES)
We have discovered rare compositionally zoned garnets in a lherzolite xenolith from the Wesselton kimberlite in the Kaapvaal raton.The garnets contain depleted cores with compos
Speaker: Marc Norman (RSES)
Heavily cratered surfaces on the Moon, Mars, and Mercury show the terrestrial planets were battered by an intense bombardment during their first billion years.