More than 70 witherite and barite deposits occurred in the southern Qinling Mountains,and constituted a unique large-scale Ba metallogenic belt in the world.

• 在南秦岭一带的下寒武统硅岩建造中,既存在一大批重晶石矿床,又发育大量毒重石矿床,构成世界上极为罕见的大型钡成矿带。