Origin: Nigeria Weight: 6.88 carats! Size: 13 x 11 x 7.8 mm Clarity: IF to VVS Top clean gemstone! Cut: Fancy Oval brilliant. Top USA cutting! Color: . Treatment: None, guaranteed natural color! Note: This is a finely cut and bright Tourmaline with unusual gray color! It is from the famous Offiki mine in Oyo state Nigeria. This mine produces some of the most diverse colors of Tourmaline in the world... including the famous African Paraiba Tourmaline. These grayish color Tourmalines from this mine can often be heat treated to a beautiful neon green or blue color. Produced from the rough for Gem Line by Mastercutgems, certified ASG (American Society of Gem Cutters!)facetors. |