Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAGA TUCSON CONFERENCE.AuthorsLaurs, Brendan M.SubjectsTUCSON (Ariz.); DIGITAL photography; CONFERENCES &; conventionsPublicationJournal of Gemmology, 2023, Vol 38, Issue 5, p522ISSN1355-4565Publication typeArticle