Quartz
Kihara K
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 920 K
_database_code_amcsd 0006375
4.9972 4.9972 5.4571 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0285  .0222  .0138  .0111      0      0
O    .4149 .20745 1/6   .056  .0579  .0386   .028      0 -.0252