# CIF file
data_findsym-output
_audit_creation_method FINDSYM

_chemical_name_mineral 'SiO2'
_chemical_formula_sum 'O2 Si'

loop_
_publ_author_name
 'M. D. Foster'
 'O. {Delgado Friedrichs}'
 'R. G. Bell'
 'F. A. {Almeida Paz}and J. Klinowski'
_journal_name_full_name
;
 Journal of the American Chemical Society
;
_journal_volume 126
_journal_year 2004
_journal_page_first 9769
_journal_page_last 9775
_publ_Section_title
;
 Chemical Evaluation of Hypothetical Uninodal Zeolites
;

# Found in Inorganic Crystal Structure Database

_aflow_title 'SiO$_{2}$ Structure'
_aflow_proto 'A2B_cI72_211_hi_i'
_aflow_params 'a,y_{1},y_{2},y_{3}'
_aflow_params_values '9.68882,0.37338,0.15866,0.38235'
_aflow_Strukturbericht 'None'
_aflow_Pearson 'cI72'

_cell_length_a    9.6888200000
_cell_length_b    9.6888200000
_cell_length_c    9.6888200000
_cell_angle_alpha 90.0000000000
_cell_angle_beta  90.0000000000
_cell_angle_gamma 90.0000000000
 
_symmetry_space_group_name_H-M "I 4 3 2"
_symmetry_Int_Tables_number 211
 
loop_
_space_group_symop_id
_space_group_symop_operation_xyz
1 x,y,z
2 x,-y,-z
3 -x,y,-z
4 -x,-y,z
5 y,z,x
6 y,-z,-x
7 -y,z,-x
8 -y,-z,x
9 z,x,y
10 z,-x,-y
11 -z,x,-y
12 -z,-x,y
13 -y,-x,-z
14 -y,x,z
15 y,-x,z
16 y,x,-z
17 -x,-z,-y
18 -x,z,y
19 x,-z,y
20 x,z,-y
21 -z,-y,-x
22 -z,y,x
23 z,-y,x
24 z,y,-x
25 x+1/2,y+1/2,z+1/2
26 x+1/2,-y+1/2,-z+1/2
27 -x+1/2,y+1/2,-z+1/2
28 -x+1/2,-y+1/2,z+1/2
29 y+1/2,z+1/2,x+1/2
30 y+1/2,-z+1/2,-x+1/2
31 -y+1/2,z+1/2,-x+1/2
32 -y+1/2,-z+1/2,x+1/2
33 z+1/2,x+1/2,y+1/2
34 z+1/2,-x+1/2,-y+1/2
35 -z+1/2,x+1/2,-y+1/2
36 -z+1/2,-x+1/2,y+1/2
37 -y+1/2,-x+1/2,-z+1/2
38 -y+1/2,x+1/2,z+1/2
39 y+1/2,-x+1/2,z+1/2
40 y+1/2,x+1/2,-z+1/2
41 -x+1/2,-z+1/2,-y+1/2
42 -x+1/2,z+1/2,y+1/2
43 x+1/2,-z+1/2,y+1/2
44 x+1/2,z+1/2,-y+1/2
45 -z+1/2,-y+1/2,-x+1/2
46 -z+1/2,y+1/2,x+1/2
47 z+1/2,-y+1/2,x+1/2
48 z+1/2,y+1/2,-x+1/2
 
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
O1  O   24 h 0.00000 0.37338 0.37338 1.00000
O2  O   24 i 0.25000 0.15866 0.34134 1.00000
Si1 Si  24 i 0.25000 0.38235 0.11765 1.00000
