Gemstones are a part of many ancient cultures often considered to be a talisman or symbol of good luck or fortune.There is a theory that gemstones carry vibrational rates.
By placing gemstones within the aura - your aura's vibrations also change. It also makes a pretty stone around the garden and the house for decorations.
Garnet is a good stone for depression, bringing joy and hope to its user, and helps lessen anger, especially towards oneself. Garnet's fire stimulates the survival instinct, bringing willpower and courage to a situation.
Garnet will quickly "light a fire" under you, bringing those internalized ideas and feeling you have to the surface to be acted upon and carried out.