Rub black tourmaline for luck and happiness. This is a powerful stone and a very lucky stone. When the tourmaline is rubbed it becomes charged with magnetic electricity and the luck intensifies. Tourmaline is black, but also shades of red, pink, green, blue and what is known as watermelon tourmaline, which is a crystal with green on the outside and pink in the middle. The green tourmaline brings success. The pink tourmaline will bring love and friends. Tourmalated quartz aids peace of mind. Tourmaline uses differs as its colors differ. All colors are very powerful and it must be used carefully. Each person seems to react differently to Tourmaline. Black Tourmaline pushes all negativity away.