Beryl is a mineral composed of beryllium aluminum cyclosilicate. It is known for its variety of colors, which can include green, blue, yellow, and pink. The most famous types of beryl are emerald, which is green, and aquamarine, which is blue. Beryl is often used in jewelry and can be found in many parts of the world, including Brazil, Colombia, and Madagascar. In addition to its beauty, beryl has industrial uses. It is a source of beryllium, a lightweight metal used in aerospace and electronics. Beryl's unique properties make it valuable not only as a gemstone but also in various technological applications.