Multi Tourmaline 8x10-10x12mm Freeform Cut - 15-16 Inch Size_6mm Boulder Opal is a golden-brown

Boulder Opal is a golden-brown to dark brown stone

Naturally occuring in hues of blue-green to green with spots and streaks of red

It also occurs in golden yellows and browns as well as milky white

Because of its softness

As the name suggests

Multi Tourmaline 8x10-10x12mm Freeform Cut - 15-16 Inch Size_6mm Boulder Opal is a golden-brownTourmaline 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