Xu Collection, Upper Volume Radical: Metal (jīn) 鋖 Kangxi Strokes: 15 Page 1307, Entry 18 Pronounced si Broad Glossary of Sounds and Meanings (Guangyun): Pronounced si Collection of Phonetic Readings (Jiyun): Pronounced si Jade Volume (Yupian): A tool for smoothing wood. Now written as the variant form (si).