How to Identify Real Black Onyx: Essential Tips and Tests

Learn how to distinguish real black onyx from fake stones with these simple tests and tips.

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To determine if black onyx is real, inspect the surface for scratches—real onyx is harder to scratch. Check weight; genuine onyx is denser. You can also perform a light test; shine a light through it, real onyx will allow some light to pass through, whereas fake stones often block it entirely.

FAQs & Answers

  1. What is black onyx used for? Black onyx is commonly used in jewelry and is believed to have protective properties.
  2. How can I care for my black onyx jewelry? Clean black onyx with mild soap and water, avoiding harsh chemicals that can damage the stone.
  3. What are the properties of real black onyx? Real black onyx is dense, has a smooth texture, and allows some light to pass through when held up to a light source.
  4. How can I tell if my onyx is real or fake? Inspect for scratches, check the weight, and perform a light test; real onyx will allow light to pass through.

Watch More

For more insights on gemstone identification and care, check out our related videos on testing other popular gemstones and tips for maintaining your jewelry collection.

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