Citrine is a rare type of quartz stone. It has a yellow tint and a beautiful shine, because it contains impurities of aluminum and iron. Citrine is also called "sunstone".». In nature, there are also green and lemon minerals, but they are extremely rare, so they are the most expensive. The mineral was discovered in the 17th century. It was immediately appreciated by the royal persons, despite the fact that it is a semiprecious stone. They ordered jewelry with this mineral from jewelers. In addition, citrine was even encrusted with royal symbols of power. However, this mineral is appreciated not only for its external attractiveness. The fact is that it is believed that citrine is a stone that has magical and medicinal properties. Therefore, it is often used as a mascot.