石英
近义词与同义词
按词义分组列出，使用时请结合具体语境。
colorless glass made of almost pure silica
a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities
a pure form of finely ground silica
基本解释
矿物名。一般指低温石英，化学成分为sio2。呈玻璃光泽，质地坚硬，摩斯硬度7。纯净石英无色透明，一般为乳白色。可用作玻璃原料、研磨材料、建筑材料等。