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Know This Before Selling Old Gold Jewelry And Checking Its True Weight
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News18•18-10-2026, 19:37
Know This Before Selling Old Gold Jewelry And Checking Its True Weight
- •Old jewelry contains other metals mixed with gold for strength, so melting it does not automatically yield 24-karat gold.
- •Jewelers test purity using machines like XRF before determining the actual value of your gold.
- •Simple melting does not separate mixed metals completely, and intensive refining processes are needed for purity.
- •The weight of gold can change during melting due to the removal of impurities and non-gold parts.
- •Always ask your jeweler about gold purity and calculation methods before selling old ornaments.
Key Questions Answered
An XRF machine is used to test gold purity. It utilizes X-ray technology to check the elements present on the surface of the jewelry without requiring it to be melted down.
No, simply melting a piece of jewelry does not yield 24-karat gold because other metals are mixed into it for strength, and heating them does not completely separate the metals.
In industrial refining processes, chemical solutions like aqua regia are used to separate gold from other metals. After this step, the gold is recovered, cleaned, and remelted to form a solid shape.
