Wu Collection, Lower Volume Radical: Stone (shí) 砊 Kangxi stroke count: 9 Page 828, Entry 13 Pronounced kang (falling tone) according to Broad Rimes (Guangyun) and Collected Rimes (Jiyun) and Correct Rimes (Zhengyun). The sound of stones striking together. Also pronounced keng according to Broad Rimes (Guangyun), with the same meaning. Also pronounced kang according to Collected Rimes (Jiyun). The rumbling of thunder. As mentioned in the Rhapsody on Thinking (Si Fu) by Zhang Heng: Soaring above the rumbling roar of crashing thunder.