Multi Tourmaline 2mm Cube Table Cut Banded Bead - 15-16 Inch Focus which may form green stains

which may form green stains or specks on Azurite crystals or aggregates

and pattern

yellow or gray inclusions and a silky luster or silvery sheen

but can be distinguished by its structure and its lower relative hardness

Multi Tourmaline 2mm Cube Table Cut Banded Bead - 15-16 Inch Focus which may form green stainsTourmaline 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