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它的用途也相當廣泛。遠在石器時代,人們用它制作石斧、石箭等簡單的生產工具,以獵取食物和抗擊敵人 [2] 。石英鐘、電子設備中把壓電1石英片用作標準頻率。熔融后制成的玻璃,可用于制作光學儀器、眼鏡、玻璃管和其它產品。還可以做精密儀器的軸承、研磨材料、玻璃陶瓷等工業(yè)原料。這種高強度的顆粒狀玻璃就像水滴,拖有長而彎曲的尾巴,稱為“羅伯特王子小?!?。
石英是非可塑性原料,其與粘土在高溫中生成的莫來石晶體賦予瓷器較高的機械強度和化學穩(wěn)定性,并能增加坯體的半透明性,是配制白釉的良好原料。
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