Greetings Listers, Like concentric ripples that eminate from the point at which a stone hits water, the troughs on Vesta might be frozen shock waves from the massive southern crater. This is only a not particularly educated guess on my part but it is fun to try to explain their presence.
Happy hunting, Brian ______________________________________________ Visit the Archives at http://www.meteoritecentral.com/mailing-list-archives.html Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list