Black Onyx Beads

Shop black onyx beads crafted from natural gemstone material in classic coins, hearts, cushions, tubes, and pillows, plus statement point, butterfly, star, and focals. Explore AAA-grade options alongside green onyx styles, with free U.S. shipping on orders of $100 or more.

What Are Black Onyx Beads?

Onyx is a layered variety of chalcedony quartz with a cryptocrystalline structure, meaning its extremely fine quartz and moganite crystals can be seen under a microscope. To the naked eye, the stone appears exceptionally smooth, with a waxy luster that becomes more glass-like when polished. With a Mohs Hardness of 6.5 to 7, onyx beads are durable enough for many jewelry designs. Natural onyx is found in Australia, China, India, Madagascar, Mexico, and other various locations around the world.

Black Onyx Bead Shapes and Styles

You can also shop green onyx beads in styles such as faceted teardrops, rondelles, pendants, and connectors.

The History and Mythology of Onyx

The name onyx traces back to the ancient Greek word "onuks," meaning "fingernail," a reference to the weak transparency and flesh-toned appearance found in some raw onyx. Ancient Egyptians associated the stone with detachment and self-sufficiency, while Roman mythology gave it a more colorful origin story.

Roman poets told of Cupid clipping the fingernails of his sleeping mother, Venus, with an arrow. According to the myth, the clippings fell to the ground and were transformed into stone, preserving a piece of the goddess forever.

What Are Black Onyx Beads Used For?

In theosophy, Feng Shui, and other spiritual traditions, onyx has long been valued as a grounding stone. Practitioners believe its energy encourages steady perseverance while supporting trust in your intuition and a stronger sense of self-reliance.

Beyond these traditional associations, black onyx beads are popular in jewelry for the striking contrast they create against both gold and silver metals. Try using faceted onyx beads in a bracelet or making a polished onyx pendant the centerpiece of a simple necklace.

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How to Spot Real Black Onyx Beads

Black onyx is sometimes confused with banded calcite, which some sellers mislabel as onyx. Genuine black onyx is a variety of chalcedony quartz with a Mohs Hardness of 6.5 to 7, while banded calcite measures around 3 and is considerably softer for jewelry use. The Bead Traders stocks only verified natural onyx, giving jewelry makers confidence in the gemstone material behind every design.

How to Use Black Onyx Beads in Jewelry Making

Black onyx beads for jewelry making are especially versatile because their deep color creates bold contrast against both silver and gold metals. Here are a few ideas for inspiration:

• Pair faceted black onyx tubes with gold vermeil spacers for a modern statement necklace.
• Make a bezeled coin or heart pendant the centerpiece of a leather cord or delicate chain.
• For a moodier bracelet, alternate 7x5mm onyx tubes with labradorite beads.
• Incorporate agate beads, another member of the chalcedony family, for added color and pattern

Frequently Asked Questions About Black Onyx Beads

Is black onyx naturally black?

Naturally occurring pure black onyx exists, but it is less common. Much of the black onyx sold commercially is chalcedony that has been dyed to achieve a consistent, saturated black color, which is a standard and widely accepted treatment in the gemstone industry.

What are black onyx beads good for?

With a Mohs Hardness of 6.5 to 7, black onyx beads are durable enough for many everyday jewelry designs, including bracelets and necklaces. In crystal healing and Feng Shui traditions, practitioners also value black onyx for its perceived grounding qualities and believe the stone can support focus, perseverance, and self-confidence

How can I tell if black onyx beads are real?

Genuine black onyx is a form of chalcedony with a Mohs Hardness of 6.5 to 7. It typically feels cool and substantial in the hand and is hard enough to scratch glass. Branded calcite, a common substitute for black onyx, is much softer at around a Mohs 3. See our full guide to identifying real black onyx for more tips

Can I buy black onyx beads in bulk or wholesale?

Yes. The Bead Traders offers wholesale purchasing options for buyers looking to order black onyx beads and other gemstone materials in larger quantities for a jewelry business, studio, or shop.

Shop Natural Black Onyx Beads at The Bead Traders

Shop natural black onyx beads in a wide variety of shapes, from faceted tubes and AAA-grade pillows to bezeled pendants and distinctive focal pieces. Through volume buying, The Bead Traders offers competitive pricing on quality gemstones, plus free US shipping on orders of $100 or more. Browse the collection to find the right onyx for your next design.

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