Add accents of bold elegance to your designs with the matte onyx 4mm round beads from Dakota Stones. These small beads feature a solid shade of black with a soft, muted shine and a perfectly round shape. These are the perfect beads to pair with bright colors to make them pop. This material has been rendered a uniform and permanent black color with a treatment by sugar and acid. This process has been used on this gemstone for thousands of years and is water safe. These beads are polished and then tumbled to achieve the matte finish. Mined in Brazil, India and Madagascar, onyx is said to enhance steadfastness and determination, setting one's mind to a task. These beads are available in 8-inch strands.