Black Onyx Round 3mm

More about Black Onyx

Beaders love our black onyx beads because of their great color, polish, and consistency. Black Onyx is never going out of style! Use these beads in practically any design - they always look great.

Nearly all beads referred to as “black onyx” on the market today, including ours, are color enhanced. This centuries-old process creates a permanent, consistent black color and does not reduce the value of the beads. Black onyx is a color-treated form of grey chalcedony, usually sourced from Asia. True Onyx is banded white and black agate.

Metaphysically, black onyx is associated with voyages - traveling and emotional journeys. Black Onyx is also an alternative birthstone for the month of July.