Black onyx is a striking variety of the chalcedony quartz family, known for its deep black color and smooth, glossy appearance. It has been treasured for centuries for its beauty and often used in jewelry making, sculpture, and ornamental objects.
Here are some key points about black onyx:
- Color: True black onyx is completely black, although it may have bands of white or other colors running through it. Sometimes, however, black onyx is artificially colored or enhanced to achieve a uniform black appearance.
- Formation: Black onyx forms in the gas cavities of lava. The colors in onyx are caused by the presence of certain metals or carbon compounds during formation. Black onyx gets its color from the presence of iron and carbon.
- Symbolism: Throughout history, black onyx has been associated with strength, protection, and grounding. It's believed to absorb negative energy and promote emotional well-being. In ancient times, warriors would carry black onyx into battle for protection.
- Uses: Besides being a popular gemstone in jewelry, black onyx has been used for cameos, inlay work, and decorative items. It's also used in crystal healing and spiritual practices.
- Care: Black onyx is relatively durable but can be scratched or chipped if not handled with care. It's best cleaned with warm, soapy water and a soft brush. Avoid exposing it to harsh chemicals or sudden temperature changes.
- Imitations: Because genuine black onyx can be expensive, there are many synthetic and imitation versions on the market. These may include dyed chalcedony, glass, or plastic. It's essential to buy from reputable sources to ensure you're getting genuine black onyx.
Whether for its aesthetic appeal, spiritual significance, or symbolic meaning, black onyx continues to captivate people around the world.