The vitrictuff of Linli in Hunan may become a qualified synthetic material of zeolite molecular sieve after it is pretreated adequate1y.
经适当预处理，湖南临澧玻屑凝灰岩可成为沸石分子筛的合成原料。
2
Thus the preferential exploitation of the vitrictuff in high level is synthesis of zeolite molecular sieves and a series of products made from the synthetic zeolites.