Cristobalite
Downs R T, Palmer D C
American Mineralogist 79 (1994) 9-14
The pressure behavior of alpha cristobalite
P = room pressure
Locality: Ellora Caves, India
_database_code_amcsd 0001629
4.9717 4.9717 6.9223 90 90 90 P4_12_12
atom      x      y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si   .30028 .30028     0  .0077  .0077 .00401 -.0003  .0008 -.0008
O     .2392  .1044 .1787  .0244  .0086  .0062 -.0013  .0027  .0005