Multi Tourmaline 8mm Round - 15-16 Inch hps_03122026 A natural blue form of

A natural blue form of calcium sulfate

displaying these colors in patterns of parallel bands

Iron gives them blue

and may also be referred to as Jacktree

Multi Tourmaline 8mm Round - 15-16 Inch hps_03122026 A natural blue form ofTourmaline 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