Tourmaline is one of the birthstones for the month of October, and it is associated with the Zodiac signs of Capricorn, Leo, Libra, and Scorpio. Black tourmaline is a protective stone said to repel negative energy and to bring good luck. It is recommended to use in time of crisis, as it calms the nerves and helps to cope with painful emotions. Black tourmaline is also said to inspire creative and artistic expression. Tourmaline is the official gemstone for the State of Maine.

Blackstone is usually jasper that's permanently dyed a black color. Many associate blackstone with the healing properties of jasper. It is thought to be a protective and healing stone, and it is believed to bring good luck to the wearer in any type of struggle, mental, physical, or political. Blackstone is also said to amplify the metaphysical properties of other stones. Whether you believe in the power of the stone or not, black is a fabulous addition that will complement any wardrobe.