INDICATORS ON PARAIBA TOURMALINE YOU SHOULD KNOW

The mixture of various Paraiba tourmalines appears to be splendid and comforting, because of the complimenting interesting hues with the stones., 1991) and easily surpasses the depth and hue of indicolite’s Fe-similar blues. A few years of trace component analyses at GIA have shown that Cu occurs in lots of gem tourmalines during the selection of