Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleStar Sapphire Showing a Variable Number of Rays.AuthorsThanh Nhan Bui; Deliousi, Katerina; De Corte, Katrien; Gauthier, Jean-PierrePublicationJournal of Gemmology, 2016, Vol 35, Issue 3, p197ISSN1355-4565Publication typeAcademic Journal