data_[Mg12Zn2Bi2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Zn  1.6500  1.3500  0.8800
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [5.3041]
_cell_length_b [6.4155]
_cell_length_c [10.8231]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Mg6ZnBi]
_chemical_formula_sum '[Mg12 Zn2 Bi2]'
_cell_volume [368.2935]
_cell_formula_units_Z [2]
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
[
  Mg  Mg0  4  0.0000  0.2428  0.0834  1.0
  Mg  Mg1  4  0.5000  0.2494  0.4162  1.0
  Mg  Mg2  2  0.0000  0.0000  0.3314  1.0
  Mg  Mg3  2  0.0000  0.0000  0.8355  1.0
  Zn  Zn4  2  0.5000  0.0000  0.1678  1.0
  Bi  Bi5  2  0.5000  0.0000  0.6662  1.0
]