Gemstones — Emerald

Emerald is a precious gemstone known for its vibrant green color and unmatched beauty. It is a variety of the mineral beryl and gets its distinctive hue from trace amounts of chromium and/or vanadium.Emerald is a relatively hard mineral, ranking at 7.5-8 on the Mohs scale of mineral hardness. Its crystal structure consists of hexagonal prisms that are often terminated with a flat basal face. The mineral has a vitreous luster and exhibits a strong pleochroism, meaning it displays different colors when viewed from different angles.Emeralds are typically found in metamorphic and igneous rocks, such as schist, gneiss, and granite....