Murchison Meteorite (IMAGE) Washington University in St. Louis Caption Zinner will be extracting presolar grains from a half-kilogram chunk of the Murchison meteorite, a primitive meteorite that fell to Earth near Murchison, Australia, in 1969 in a spectacular fireball. Credit Wikimedia Commons, <A HREF="http://commons.wikimedia.org/wiki/File:Murchison_meteorite.jpg">http://commons.wikimedia.org/wiki/File:Murchison_meteorite.jpg</A>, under Creative Commons <A HREF="http://creativecommons.org/licenses/by-sa/2.0/deed.en">Attribution-Share Alike 2.0 Generic</A> license. Usage Restrictions please credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.