Blue-Green Paraiba Tourmaline Oval Cabochon from Brazil

About Paraiba Tourmaline

Paraiba tourmaline is prized for vivid blue, blue-green, turquoise and green hues, often with an almost neon intensity. Its colour is associated mainly with copper, while manganese and other trace elements can influence the exact shade. It is usually transparent to translucent, with a glass-like lustre and, in many stones, noticeable pleochroism: the colour can look different when viewed in different directions. Paraiba is a…