宝石,因其硬度较大、色泽美丽、产量稀少,所以极为珍贵。清王朝取代明王朝之后,推行了等级森严的九品官制,同时制定9种不同图案的朝服,规定了9种不同的宝石和金银作为官员的帽顶,以显示官员的品级高低和权势大小。 一品官的帽顶为红宝石。常见的有玫瑰红、蔷薇红、大红和暗红,其中以血红、鸽血红为稀世珍品。 二品官的帽顶为珊瑚。珊瑚是生长在热带海洋的一种腔肠动物,珊瑚虫分泌的石灰质骨骼,又叫海石 Precious stones, because of their hardness, beautiful color, sparse production, so very precious. Following the replacement of the Ming dynasty by the Qing dynasty, the Qing Dynasty introduced a nine-grade official system of hierarchy and nine dynastic costumes in different patterns. It stipulated 9 different kinds of precious stones and gold and silver as officials ’tops to show officials’ rankings and powers . A Officer’s cap is ruby. Rose, rose, red and dark red common, of which blood red, pigeon blood is a rare treasures. The second officer’s crown for the coral. Corals are coelenterates that grow in the tropical oceans, and the calcareous skeletons secreted by polyps, also known as sea stones