Multi Tourmaline 8x10-9x13mm Side Drilled Pebble - 15-16 Inch birthstone_garnet but has been used historically

but has been used historically to describe the transparent variety

it is a combination of Amethyst and Citrine

however this is the natural stone with no color enhancement

The shell is often found naturally polished with a green or brown spiral on one side and a white "eye" on the other

Multi Tourmaline 8x10-9x13mm Side Drilled Pebble - 15-16 Inch birthstone_garnet but has been used historicallyTourmaline 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