
Copper is the Secret Sauce
Without copper, the Paraiba Tourmaline wouldn’t achieve the vivid blue-green color that it has Bluish green, Greenish Blue, violet no other stone has such vivid colors as the Paraiba Tourmaline. Not only is this gemstone beautiful it’s strong making it a great stone to wear. If you are interested in buying a Paraiba Tourmaline we suggest that you don’t buy unless it has a reputable lab certification. There are many reasons we recommend buying a certified gemstone here are just a few from AJS GEMS
https://www.ajsgem.com/gemstone-information/paraiba-tourmaline-48.html
Heavily-included tourmalines, such as rubellite and Brazilian paraiba are sometimes clarity enhanced. A clarity-enhanced tourmaline (especially paraiba) is worth much less than a non-treated gem.