AM_SiO2_3 Formula: Si O2 Name: SiO2 Unit cell: 4.9329 4.9329 6.4645 90.0 90.0 90.0 , V=157.30 Space group: P41212 (92)

Boisen M B , Gibbs G V , Bukowinski M S T , Physics and Chemistry of Minerals , 21 (1994) p.269-284, Framework silica structures generated using simulated annealing, with a potential energy function based on an H6Si2O7 molecule, Sample: 4