Stishovite
Ross N L, Shu J F, Hazen R M, Gasparik T
American Mineralogist 75 (1990) 739-747
High-pressure crystal chemistry of stishovite
P = 2.5 Gpa
_database_code_amcsd 0001308
4.1667 4.1667 2.6645 90 90 90 P4_2/mnm
atom     x     y z Biso
Si       0     0 0  .29
O    .3061 .3061 0  .22