Top gannan south red beads, 108 year could be a lot of new players are not heard of gansu province south red agate, because south gansu onyx currently in collectables - autograph market has almost can't see, however, the south of gansu red agate is the ancestor of our country south of red agate first, so the south gansu, sardonyx is called the old south red, in ancient times known as the red jade, or red Joan, is referring to the south of gansu red agate, mainlye from the idea of gannan city region in gansu province.Size: about 10.5 mm