Mixed Tourmaline Flat Bracelet with Crystal B Limited EditionColorful bracelets popular with women For those who feel that crystal alone is not enough, we recommend a bracelet decorated with colorful tourmaline. The tourmaline used as the point comes in a variety of colors, including transparent, red, yellow, green, blue, purple, brown, and black. Tourmaline is also known to emit a weak electric current, but it also emits negative ions, so it is said to be a stone that is kind to people. Tourmaline was once a