Black Sardonyx

General Information: Black Sardonyx is a banded variety of onyx (layered chalcedony) featuring alternating bands of solid black and white or cream-colored layers. It belongs to the broader sardonyx family, which traditionally includes red-brown (sard) bands, though black varieties are sold under this name commercially.

Origin Locations: India, Brazil, Uruguay, Germany, and the United States.

Related Chakras: Root, Solar Plexus

Metaphysical Properties: Black Sardonyx is associated with strength, discipline, and the building of enduring personal character. It is believed to provide protection against negativity and misfortune while encouraging honest self-reflection and accountability. Practitioners work with it to reinforce willpower, maintain focus on long-term goals, and cultivate resilience in the face of setbacks. The contrasting bands of black and white are seen as a symbol of duality in balance — the integration of shadow and light, strength and grace. Black Sardonyx is also traditionally associated with grounding and protection during legal matters or disputes.

Identification Tips: Alternating parallel bands of black and white or cream; waxy luster; opaque; hardness 6.5–7; distinguishable from solid black onyx by its distinct banding.

Popular Uses: Protection, discipline and focus work, jewelry (especially cameos), grounding meditation, strength-building intentions.