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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 …

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.

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.

Topaz’s reddish pleochroic color often appears at the ends of cut gems. Rich reddish orange is one of this gem's most coveted colors. Because topaz crystals are typically elongated, …

Discover everything about topaz gemstones, including their vibrant colors, rare varieties like imperial and blue topaz, spiritual meanings, healing properties, mining locations, and expert …

Apr 22, 2025 · Topaz is a crystalline silicate mineral containing aluminum and fluorine with the chemical formula Al₂SiO₄ (F,OH)₂. It forms in igneous rock formations, particularly in granite …