Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleGem-A Notices.SubjectsELECTRONIC newsletters; DIAMOND surfacesPublicationJournal of Gemmology, 2023, Vol 38, Issue 7, p722ISSN1355-4565Publication typeArticleDOI10.15506/jog.2023.38.7.722