Interesting! So, shocked quartz could be the result of lightning and not an impact.! That is going to confuse a lot of people and complicate a lot of studies.
Anne M. Black www.IMPACTIKA.com [email protected] -----Original Message----- From: Paul H. via Meteorite-list <[email protected]> To: meteorite-list <[email protected]> Sent: Wed, Aug 12, 2015 6:11 pm Subject: [meteorite-list] Lightning-induced Shock Lamellae in Quartz Lightning Can Warp Rocks at Their Core by Elizabeth Goldbaum, August 10, 2015 http://www.livescience.com/51789-lightning-warps-rocks-atoms.html http://i.livescience.com/images/i/000/077/674/original/fulgurite.jpg?1438973494 Lightning Reshapes Rocks at the Atomic Level, Penn Study Finds by Katherine Unger Baillie, August 5, 2015 http://www.upenn.edu/pennnews/news/lightning-reshapes-rocks-atomic-level-penn-study-finds “but had transferred enough pressure to deform a thin layer of quartz crystals beneath the surface, resulting in distinct atomic-level structures called shock lamellae.” The paper is: Gieré, R., W. Wimmenauer, H. Müller-Sigmund, R. Wirth, G. R. Lumpkin, and K. L. Smith, 2015, Lightning-induced shock lamellae in quartz. American Mineraologist. vol. 100, no. 7, pp. 1645-1648. http://ammin.geoscienceworld.org/content/100/7/1645 http://goldschmidt.info/2015/uploads/abstracts/finalPDFs/1039.pdf Yours, Paul H. ______________________________________________ Visit our Facebook page https://www.facebook.com/meteoritecentral and the Archives at http://www.meteorite-list-archives.com Meteorite-list mailing list [email protected] https://pairlist3.pair.net/mailman/listinfo/meteorite-list ______________________________________________ Visit our Facebook page https://www.facebook.com/meteoritecentral and the Archives at http://www.meteorite-list-archives.com Meteorite-list mailing list [email protected] https://pairlist3.pair.net/mailman/listinfo/meteorite-list
