The best Side of Paraiba Tourmaline
On top of that, the GIA’s identification of cuprian liddicoatite in 2017 from unidentified sources could expand the definition of paraíba tourmaline to include other cuprian gem species of tourmaline., 1991) and simply surpasses the intensity and hue of indicolite’s Fe-similar blues. A few years of trace component analyses at GIA have shown th