The bead size is approximately 11mm. Red agate is also called "woman's stone." It is said to be effective as a beauty power stone. It is very popular. Red agate is a name from the "Buddhist scriptures." In Chinese, it is also called wen stone, fire red jade, and qiong jade. Agate is a type of cryptocrystalline variety, a type of chalcedony mineral. It has a hardness of 6.5 degrees, is vivid in color, and is transparent or opaque. Agate is used for ornamental objects and decorations, and is also used as one of the seven treasures of Buddhism, for warding off evil and as an amulet. It can relieve stress and eliminate negative energy. Since ancient times, agate has been called the "third eye" among gemstones, symbolizing friendly love and hope. A beautiful necklace set of green jade and red amber.