6Marion Gemeinert, Martin Gabler, Ingo Hager,et al. On correlation of gas - lquid - inclusion's properties and melting behavior of different genetic quartzes for production of ransparent fused silica [ J ]. Neues. Jahrbuch Miner. Abh, 1992,165 ( 1 ) : 19227.
7Ivan Fanderlik. Silica Glass and its Application [ M ]. Amsterdam : Elsevier, 1991.
8kemrnochi. High - purity quartz glass and method for the preparation there [ P ]. United States Patent: 5968259,1999,10 - 19.
9Stato. Process for continuous refining of quartz powder [ P]. United States Patent :5637284,1997,06 - 09.
10Sehaper E. Beneficiation of quartz sand from raw material to finished product [ J ]. Aufbereitungs Teehnik, 1991,32(4) :181 - 188.
