Wu Collection, Upper Volume Radical: Jade (yù) Character: Xia Kangxi Strokes: 11 Page 731, Entry 13 According to the Extensive Rhymes (Guangyun), pronounced xia. According to the Collected Rhymes (Jiyun), pronounced xia. According to the Jade Chapters (Yupian), it refers to a clam-like jade. Another source states it is a shell-like implement. According to the Collected Rhymes (Jiyun), it is a vessel decorated with shells. Furthermore, according to the Five Sounds Collected Rhymes (Wuyin Jiyun), pronounced ya. It refers to the opening and closing of a door.