This green, pink, and occasionally blue Tourmaline chip bead necklace measures 17 1/2" long, 1/8" thick, weighs 18 grams and has roughly 250 beads. Ready to wear or take apart and inspire something of your own creation...the possibilities are endless! Tourmaline refers to a group of crystalline boron silicate minerals that vary greatly in color depending on the various inclusions of aluminium, potassium, iron, magnesium, sodium, and lithium. With a whole rainbow of color to delight in, these stones are pleochroic meaning individual specimens may display 2 or more colors depending upon the angle its viewed from. Working with all the energy centers of the body, tourmaline aids alignment, centering and flow of the chakra energy system. With its long vertical striations it encourages energy movement and cleanses dense vibrations, inviting in balance and harmony. Tourmaline protects the heart....giving faith to lighten stress and worry. Experience this beautiful stone from Mother Nature and discover the message it holds for you...anything is possible for those who believe.