Cristobalite
Peacor D R
Zeitschrift fur Kristallographie 138 (1973) 274-298
High-temperature single-crystal study of the cristobalite inversion
Sample: T = 310 C
Locality: Ellora Caves, Hyderabad State, India
_database_code_amcsd 0010757
7.166 7.166 7.166 90 90 90 *Fd3m
.125 .125 .125
atom    x        y         z occ   B(1,1)   B(2,2)   B(3,3)    B(1,2)    B(1,3)   B(2,3)
Si   .125     .125      .125     .0162266 .0162266 .0162266         0         0        0
O       0 .0426811 -.0426811 1/6 .0191835 .0190393 .0190393 -.0002151 -.0002151 .0001448