Topaz is a silicate mineral made of aluminum and fluorine with the chemical formula Al 2 Si O 4 (F, OH) 2. It is used as a gemstone in jewelry and other adornments. Common topaz in its …

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Topaz is a precious stone, typically colorless, yellow & is Allochromatic, which means that its color is caused by defects in its crystal structure.

Topaz is one of the Mohs hardness minerals and has been an important gemstone for thousands of years. It occurs in a wide range of colors, many of which are produced by treatments.

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Dec 22, 2025 · Topaz is an aluminum silicate containing fluorine and has a chemical formula of Al 2 (F,OH) 2 SiO 4. It is formed by fluorine-bearing vapours given off during the last stages of …

Mar 5, 2025 · Discover the different types of topaz, including their unique properties, distinct looks, and special characteristics that set them apart from each other.

Discover everything about topaz gemstones, including their colors, rare varieties like imperial and blue topaz, spiritual meanings, healing properties and more.

Apr 18, 2018 · Topaz is a durable gemstone known for its wide color range, unique formation environments, and geological importance. Discover its properties and major sources.

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