Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSpiral Nacre in Natural Pearl.AuthorsSkalwold, Elise A.; Koivula, John I.; LeCroy, BritniAbstractThe article provides information on a pearl that was determined to be a natural saltwater pearl from the Pinctada genus.PublicationGems & Gemology, 2021, Vol 57, Issue 4, p387ISSN0016-626XPublication typeArticle