This abstract by Frank Kyte describes what may be a relict piece of the K-T impactor. I don't know if it was formally published elsewhere.
http://articles.adsabs.harvard.edu/cgi-bin/nph-iarticle_query?1996LPI....27..717K&data_type=PDF_HIGH&type=PRINTER&filetype=.pdf jeff At 10:12 AM 1/6/2007, [EMAIL PROTECTED] wrote: >Steve wrote: > >When Rob Elliott was in Chicago back in 2002, we were talking >about LAKE MURRAY, the iron, possibly being the smoking gun. > >Mike T. responded: Thanks Steve! That's the one. > >According to Sicree et al., Lake Murray is one of the oldest or possibly >the oldest paleoiron (terrestrial age = 120 m.y.), but it is not the one >that killed the dinosaurs! > >Reference: > >SICREE A.A. et al. (1997) Potential for preservation and recovery of fossil >iron meteorites from coal, trona, limestone and other sedimentary rocks >(Meteoritics 32-4, 1997, A121). > >Traces of the smoking gun may have been found in a Chicxulub >drillcore - an impact >breccia (suevite) only 10 mm in diameter. The authors conclude that >it was possibly >a carbonaceous chondrite. > >Reference: > >MORTON-BERMEA O. et al. (2003) First evidence of Chicxulub impact >bolide projectile at the Yaxcopoil-I drill (MAPS 38-7, 2003, A101). > >Cheers, > >Bernd > >______________________________________________ >Meteorite-list mailing list >[email protected] >http://six.pairlist.net/mailman/listinfo/meteorite-list Dr. Jeffrey N. Grossman phone: (703) 648-6184 US Geological Survey fax: (703) 648-6383 954 National Center Reston, VA 20192, USA ______________________________________________ Meteorite-list mailing list [email protected] http://six.pairlist.net/mailman/listinfo/meteorite-list
