Multi-color Tourmaline Faceted Rondelles measure approximately 3mm in diameter, have a glass-like luster with good polish and faceting creating a symmetrical rondelle of consistent depth, the gems are matched for a strong green tone on the strand, the gem colors are light to medium saturated hues of pink, green, blue, mint and colorless for the majority of the coolly colored group of well made & transparent tourmaline gems.