Onyx is a banded variety of the oxide mineral chalcedony. Agate and onyx are both varieties of layered chalcedony that differ only in the form of the bands: agate has curved bands and onyx has parallel bands. The colors of its bands range from white to almost every color (save some shades, such as purple or blue). Commonly, specimens of onyx contain bands of black and/or white.
Onyx is a stone of inner strength. It enhances one's endurance and persistance, enabling one to carry even difficult and dreary tasks through to completion. It increases mental focus , boosts memory and attention to details.
Physical: Aids in recovering strength and vitality after illness.
Emotional: Exerts a calming influence, engenders confidence and power.
Spiritual: Encourages persistence, willpower and enhances mental ability.
Chakras: Root, Solar Plexus, Third Eye
V for Vyakhyata