The best Side of Paraiba Tourmaline
On top of that, the GIA’s identification of cuprian liddicoatite in 2017 from unfamiliar sources may well expand the definition of paraíba tourmaline to incorporate other cuprian gem species of tourmaline., 1991) and simply surpasses the depth and hue of indicolite’s Fe-connected blues. Many years of trace factor analyses at GIA have shown tha