Although all forms of tourmaline have the above characteristics, each also has a specific focus according to color. Some of these are described below. Black tourmaline's particular function is to repel negative energy. This can refer both to external energies or inner emotions, such as anger, resentment, or jealousy. It is a very good stone to carry when you're experiencing any kind of stress.
Green tourmaline is believed to be a healer on all level.
It is used to purify and strengthen the nervous system so that it can circulate increased spiritual energy. Many people use, carry, or wear it to relieve chronic exhaustion. It is also commonly used for the creation and manifestation of goals, and is believed to be particularly helpful for creativity and abundance. Rose quartz nurtures an unconditional love of self. Kunzite focuses that energy and helps the heart to make loving choices.