Onyx gives strength.  It promotes vigour, 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.

Onyx treats disorders of the bones, bone marrow and blood.  It is beneficial for teeth and the feet.