data_[Na4Zn4Ga8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
  Ga  1.8100  1.3000  0.7600
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.4039]
_cell_length_b [10.2985]
_cell_length_c [6.9219]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [NaZnGa2]
_chemical_formula_sum '[Na4 Zn4 Ga8]'
_cell_volume [313.9357]
_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  0.4241  0.7500  1.0
  Zn  Zn1  4  0.0000  0.2861  0.2500  1.0
  Ga  Ga2  8  0.0000  0.1294  0.5550  1.0
]