WHAT IS BLACK ONYX:
In correct usage, the name refers to a (usually) black and white banded variety of Agate, or sometimes a monochromatic agate with dark and light parallel bands (brown and white for example) - but traditionally the name was reserved for black and white banded agate, and brown varieties named Sardonyx.
Onyx has a Mohs scale hardness reading of 6.5 to 7, and it possesses a smooth, wax-like luster.
-Onyx gives strength.
-It promotes vigor, steadfastness and stamina.
-Imparts self-confidence, helping you to be at ease in your surroundings.
-Onyx banishes grief, enhances self-control and stimulates the power of wise decision-making.
-It encourages happiness and good fortune.
Healing crystal meanings are spiritual supports to healing, not prescription or healthcare information.