We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAn ultradense polymorph of rutile with seven-coordinated titanium from the Ries crater.AuthorsEl Goresy, Ahmed; Chen, Ming; Dubrovinsky, LeonidPublicationScience, 2001, Vol 293, Issue 5534, p1467ISSN0036-8075Publication typearticleDOI10.1126/science.1062342