Chemical Composition: Tourmaline is a complex silicate of boron and aluminum, composition varies. Tourmaline crystals are hexagonal, prismatic crystals that commonly have a rounded triangular cross section, striated lengthwise. Also radiated, columnar, massive.
Colors include blue, green, pink, red, yellow, brown, black, bi-colored, tri-colored, and colorless.
Hardness: 7 - 7 1/2
Metaphysical Attributes: Inspiration, understanding, confidence. Balances male/female energies and the mind.
Blue (Indicolite) Tourmaline: Communication, psychic awareness. Corresponds to the throat and third-eye chakras, and corresponds to the astrological signs of Libra and Taurus.
Green Tourmaline: Creativity, prosperity, abundance. Represents life energy of plants. Excellent for people who work with herbs for healing. Enhances cooperation and healing. Opens the heart chakra, and corresponds to the astrological sign of Capricorn.
Rubellite (dark pink) Tourmaline: Creativity, love, devotion. Corresponds to the root and heart chakras, and the astrological signs of Sagittarius and Scorpio.
Pink (light) Tourmaline: Love, spirituality, joy, peace, understanding. Corresponds to the heart chakra and crown chakra, and the astrological sign of Libra.
Watermelon Tourmaline: Activates the heart chakra, corresponds to the astrological signs of Virgo and Gemini.
Black Tourmaline: Protects against negativity. Encourages intellectual thought, vitality. Corresponds to the root chakra, and the astrological sign of Capricorn.