Multi Tourmaline 2mm Faceted Cube A Grade - 15-16 Inch MATTE An orthoproxene mineral

An orthoproxene mineral

and it has been used throughout history for various purposes

violet or indigo

Hubei Turquoise is sourced from Hubei Province in Northern China

Multi Tourmaline 2mm Faceted Cube A Grade - 15-16 Inch MATTE An orthoproxene mineralTourmaline is classified as a semiprecious stone and occurs in a vast array of colors, everything from colorless to black, from pastel to bright to dark. It can even exhibit various colors within the same specimen. Its name derives from the Sinhalese word turamali, which translates to stone of many colors. Due to this variety of colors, Tourmaline has often been confused with other stones. Many stones in the Russian crown jewels from the 17th century