Rainbow Moonstone smooth nuggets exhibit a hand carved petal shaped divot on each side of the gemstones. These well matched Rainbow Moonstone gems are a spectacular strand showing a vitreous luster, asymmetrical shape, great polish, a translucent quality, a colorless body, and excellent Labradorescence in vibrant colors of yellow, green, blue, and violet for a crisp and exceptionally clean group of phenomenal gems. AAA Grade