Natural Multicolored Tourmaline Necklace. Length - 42 cm Weight - 17 g Natural multicolored tourmaline (also known as Rainbow Tourmaline or The Rainbow Stone) is a powerful crystal symbolizing harmony, spiritual evolution, and chakra alignment. Because it blends multiple vibrant colors in a single stone, it unifies physical vitality, emotional stability, mental clarity, and higher spiritual awareness. Item will be shipped by registered mail with tracking number.