data_[Na4Mg4Ge4F20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Mg  1.3100  1.5000  0.8600
  Ge  2.0100  1.2500  0.7700
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.8188]
_cell_length_b [8.8271]
_cell_length_c [7.8744]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.1690]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaMgGeF5]
_chemical_formula_sum '[Na4 Mg4 Ge4 F20]'
_cell_volume [487.7588]
_cell_formula_units_Z [4]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  Na  Na0  4  0.0000  0.0527  0.7500  1
  Mg  Mg1  4  0.2500  0.2500  0.5000  1
  Ge  Ge2  4  0.0000  0.4472  0.7500  1
  F  F3  8  0.0920  0.2788  0.6452  1
  F  F4  8  0.2261  0.0247  0.5224  1
  F  F5  4  0.0000  0.2366  0.2500  1
]