Geological Society of America (GSA) Annual Meeting

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Start Date: 
Sunday, November 4, 2012
End Date: 
Wednesday, November 7, 2012


Includes the following sessions:

T131. The relationship between silicic plutons and ignimbrites: exploring the contradictions

Convenors: Craig Lundstrom (, Drew Coleman (

We solicit contributions aimed at discussion of the problem of upper crustal magmatic processes leading to formation of silicic plutons or silicic caldera systems and their relationship to each other.

T140. The Big Kill: paleobiological, geochemical, and modeling studies of the Permian-Triassic boundary mass extinction

Convenors: Arne Winguth (, Thomas Algeo (, David Bottjer (

This session features recent research of sedimentary, geochemical, paleobiological, and paleogeographical records and modeling studies to improve the understanding of the mass extinction near the Permian–Triassic boundary.

T177. Supercontinent cycles through Earth history (poster session)

Convenors: A. Krishna Sinha (, Kent Condie (, Robert Hatcher (

Geologic framework of supercontinent cycles through Earth's history: implications of tectonic, petrologic, geochronologic and biologic processes.

Charlotte, North Carolina, USA