Multi Tourmaline 8mm Round - 15-16 Inch Faceted Rounds The blue color

The blue color

However in some regions

Historically Opal was renowned as the “Queen of Gems” for its desirability and beauty

and the material has not been treated with dye

as well as some occurrences of dark gray

Multi Tourmaline 8mm Round - 15-16 Inch Faceted Rounds The blue colorTourmaline 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