Quartz
Hazen R M, Finger L W, Hemley R J, Mao H K
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 2.0 Gpa
_database_code_amcsd 0015463
4.812 4.812 5.327 90 90 120 P3_121
atom     x     y     z Biso
Si   .4646     0   1/3  .51
O    .4093 .2778 .2264  .86