GSW 1454: Martian silica, alluvial fans, & Permian extinction

GEOLOGICAL SOCIETY OF WASHINGTON

Meeting Number 1454

John Wesley Powell Auditorium, Cosmos Club, 2170 Florida Ave NW Wednesday, October 26, 2011;  Refreshments 7:30 pm; Meeting 8:00 pm

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Andrew Cyr, U. S. Geological Survey, Menlo Park — Alluvial fan records of climatically driven hillslope erosion rates, Providence Mountains, Eastern Mojave Desert, California.

Brent Grocholski, NMNH, Smithsonian Institution — The surprising appearance of highly metastable silica in Martian meteorites.

Lindy Elkins-Tanton, DTM, Carnegie Institution of Washington — The Siberian flood basalts and the end-Permian extinction: Coincidence or Causality?

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Future meetings: 2011: Nov 9, Dec 14 (annual meeting), 2012: Jan 11.

GSW Website: <http://www.gswweb.org>

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