Topaz is a silicate mineral that typically forms in igneous and metamorphic rocks. It has a Mohs hardness of 8 and a specific gravity of 3.49-3.57.
Topaz frequently occurs as prismatic crystals in hydrothermal veins and cavity fillings. It also can be found in alluvial deposits and pegmatites.
The most common colors of topaz are yellow, orange, brown, and blue, but it can also occur in colorless, pink, purple, red, and green hues.
Topaz from certain localities can exhibit a range of colors due to impurities in the crystal structure.
The largest cut and faceted topaz gemstone on record is the “Elsie Topaz,” which weighs 22,892 carats (4.578 kg) and measures 24 cm (9.5 in) long x 15 cm (6 in) wide x 12 cm (4.7 in) thick.
Topaz is used as a gemstone and is also popular for use in jewelry and other ornamental applications. It is believed to have mystical powers and has been used as a talisman throughout history.
Shades of Topaz
Topaz occurs in various shades of yellow, orange, brown, blue, green, pink, purple, red, and colorless hues. Its wide range of colors makes it a popular choice for use in jewelry and other decorative applications.
Topaz is relatively hard and durable, making it an ideal material for use in rings, earrings, pendants, necklaces, and other types of jewelry.