Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleWindmill Zoning in Tourmaline.AuthorsSkalwold, Elise A.; Koivula, John I.; LeCroy, BritniAbstractThe article provides information on a more peculiar type of abundant colorless zoning with windmill structures in a 8.55 carat (ct) pink faceted tourmaline.SubjectsTOURMALINE; WINDMILLS; GEMS &; precious stones; ZONING; HEMATITE crystalsPublicationGems & Gemology, 2021, Vol 57, Issue 4, p387ISSN0016-626XPublication typeArticle