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Why Opal Changes Color?

Sarah Jenkins • • 7 min read
Why Opal Changes Color?

Chemical Composition
Its water composition is also such a distinct property that causes opals to change in colour. Heat, humidity, sweat and contact in water can make the amount of water in opals fluctuate. When this happens or when your opal pendant loses or gains water, its colour changes.

Why is my opal changing color?

Opals are one of the most unique gemstones, not only because of their mesmerizing color, but also because of their chemical composition. ... The amount of water in opals will fluctuate over time based on factors like humidity, heat, sweat and contact with water. When an opal gains or loses water, its color will change.

How do you get opal back to original color?

Image 4: The magic in restoring the opal's color is to let them fully dry naturally (air dry) *. * DO NOT try to speed up the drying process with a hair dryer or under hot sunlight, as opals do not like extreme changes in temperature. The extreme change in temperature may cause opals to crack.

Sarah Jenkins
Author

Sarah Jenkins

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.