●Black Tourmaline Rough ●Raw Black Tourmaline Crystals ●Black Tourmaline Raw ●Black Tourmaline Rock ●Stone : Tourmaline ●Size : 10 to 20 Mm
Description
Iron-rich tourmalines are usually black to bluish-black to deep brown, while magnesium-rich varieties are brown to yellow, and lithium-rich tourmalines are almost any color: blue, green, red, yellow, pink, etc. Rarely, it is colorless.