data_1010134
_publ_section_title              'Struttura del tetrafluoruro de Silicio'
_journal_coden_ASTM              GCITA9
_journal_name_full               'Gazzetta Chimica Italiana'
_journal_page_first              911
_journal_page_last               922
_journal_volume                  60
_journal_year                    1930
_chemical_formula_structural     'Si F4'
_chemical_formula_sum            'F4 Si'
_chemical_name_systematic        'Silicon fluoride'
_space_group_IT_number           208
_symmetry_cell_setting           cubic
_symmetry_Int_Tables_number      208
_symmetry_space_group_name_Hall  'P 4n 2 3'
_symmetry_space_group_name_H-M   'P 42 3 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.41(1)
_cell_length_b                   5.41(1)
_cell_length_c                   5.41(1)
_cell_volume                     158.3
_cod_database_code               1010134
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
y,z,x
z,x,y
1/2-x,1/2-z,1/2-y
1/2-y,1/2-x,1/2-z
1/2-z,1/2-y,1/2-x
-x,y,-z
-y,z,-x
-z,x,-y
1/2+x,1/2-z,1/2+y
1/2+y,1/2-x,1/2+z
1/2+z,1/2-y,1/2+x
x,-y,-z
y,-z,-x
z,-x,-y
1/2-x,1/2+z,1/2+y
1/2-y,1/2+x,1/2+z
1/2-z,1/2+y,1/2+x
-x,-y,z
-y,-z,x
-z,-x,y
1/2+x,1/2+z,1/2-y
1/2+y,1/2+x,1/2-z
1/2+z,1/2+y,1/2-x
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
Si1 Si4+ 2 a 0. 0. 0. 1. 0 d
F1 F1- 8 g 0.172(2) 0.172(2) 0.172(2) 1. 0 d
loop_
_atom_type_symbol
_atom_type_oxidation_number
Si4+ 4.000
F1- -1.000
