The blue color produced by irradiation and subsequent heat treatment is stable to light. Currently, no routine gemological tests are available that can definitively determine whether the color of the ...

This selection of gems from Ouro Prêto, Brazil, and Russia's Ural Mountains, displays the golden orange to pinkish red color range of precious topaz. The gems range from 7.61 to 14.33 carats in size.

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Take your garnet, amethyst, aquamarine, diamond, emerald, pearl, peridot, opal, sapphire, ruby, turquoise or topaz birthstone ...

Topaz, known for its durability and variety of colors, plays a significant role in the world of gemstones. "Topaz is chosen ...

The Princess of Wales was the epitome of elegance on Christmas Day 2024, as the British Royal Family attended the Christmas Morning Service at Sandringham Church Princess Kate, her husband ...