Quartz
Arnold H
Zeitschrift fur Kristallographie 117 (1962) 467-469
Die struktur des hochquarzes
Note: sample is at T = 650 deg C
Note: symmetry constraints on the temperature factors were applied incorrectly
_database_code_amcsd 0010604
5.01 5.01 5.47 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  .0033  .0033  .0025 .00165      0      0
O    .4246 .2123 1/6  .0001 -.0078  .0967 .00005 -.0010      0