石英 shíyīng quartz Origin Definitions Defs Strokes Stroke Words Sentences Sents 石英表 shíyīngbiǎo quartz watch 石英钟 shíyīngzhōng quartz clock 紫石英 zǐshíyīng amethyst 石英脉 shíyīngmài quartz vein 石英卤素灯 shíyīnglǔsùdēng quartz halogen lamp 紫石英号 Zǐshíyīng Hào HMS Amethyst HMS Amethyst, a Royal Navy corvette involved in a 1949 gunfight with the PLA on the Yangtze River