Cristobalite
Peacor D R
Zeitschrift fur Kristallographie 138 (1973) 274-298
High-temperature single-crystal study of the cristobalite inversion
Note: Cell has been corrected
Sample: T = 142 C
Locality: Ellora Caves, Hyderabad State, India
_database_code_amcsd 0010750
4.989 4.989 6.991 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    .297673  .297673        0 .0102561 .0102561 .0054842 -.0002928 .0008236 -.0008236
O    .2410227 .0999381 .1760246 .0341635 .0116554 .0089425 -.0017053 .0047251  .0025348