Crystals, when worn, lend protective and enhancing qualities to the wearer. Rose quartz may attract love into ones life, where obsidian helps to protect from negative energies. Quartz, is the master healing stone, which amplifies vibration. Every crystal is tuned into a specific frequency of vibration and being near such crystals helps your Chakras.
Black Tourmaline, commonly known as Schorl, is for protection against negative energy of all kinds, as well as being a strong spiritual grounding stone. ... It promotes a positive force for good in your life, as it creates a positive attitude and mindset.
Black Tourmaline resonates with the Root Chakra and provides a wonderful grounding energy while increasing physical vitality.
If you are prone to obsessive behavior, this stone is also a powerful ally to help you to disconnect from these activities. This black crystal helps you with positive attitudes, good luck and happiness, regardless of the circumstances that you find yourself in.