Multi Tourmaline 4mm Faceted Coin Beads - 15-16 Inch Peace displaying these colors in patterns

displaying these colors in patterns of parallel bands

Yellow Jade is a magnesium iron phyllosilicate and may contain other elements including chromium

but unlike rubies

gray and black

Multi Tourmaline 4mm Faceted Coin Beads - 15-16 Inch Peace displaying these colors in patternsTourmaline 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