Cristobalite
Downs R T, Palmer D C
American Mineralogist 79 (1994) 9-14
The pressure behavior of alpha cristobalite
P = 1.05 GPa
Locality: Ellora Caves, India
_database_code_amcsd 0001632
4.8757 4.8757 6.7163 90 90 90 P4_12_12
atom     x     y     z Biso
Si   .3125 .3125     0  .51
O    .2356 .1269 .1904 1.12