天然石英砂是一种非金属矿物质，其主要矿物成分是SiO2，用于玻璃、铸造、陶瓷及耐火材料、冶炼硅铁。
采用石英砂、石灰石、白云石等天然矿石为主要原料，配合一些纯碱、硼砂等化工原料熔成玻璃。
Using quartz sand, limestone, dolomite and other natural mineral as the main raw material, with some soda, borax etc chemical raw materials melting into glass.
采用石英砂、石灰石、白云石等天然矿石为主要原料，配合一些纯碱、硼砂等化工原料熔成玻璃。
Using quartz sand, limestone, dolomite and other natural mineral as the main raw material, cooperate with some soda, borax etc chemical raw materials melting into glass.
本文综述了国内外硅石矿物原料替代天然水晶生产高纯石英砂的研究现状；
So the research of producing the high pure quartz with the silica mineral substitutes for natural quartz is imminent.
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