sio2有几种晶体结构

问题描述:

sio2有几种晶体结构

(1)Hexagonala=5.370,c=8.750(2)Tetragonala=7.070,c=7.070(3)Cubica=4.520(4)Anorthica=14.76,b=18.17,c=7.382α=89.140,β=10.679,γ=90.945(5)Monoclinica=11.48,b=21.94,c=7.388β=94.702