Black Onyx is a stone of security, stability. protection, strength and grounding that has been valued since ancient times.  Traditionally it is believed to absorb and transform negative energies, creating a shield against any negativity.  It promotes mental fortitude and emotional stability during challenging times.  Aids in developing your willpower and making thoughtful decisions.  Also known to connect you with the earth's energy, grounding and stabilising you.  Also helps with clearing the mind of distractions and enhancing your mental clarity
 
Chakra: Root