data_[Ge4Bi2Ir4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ge  2.0100  1.2500  0.7700
  Bi  2.0200  1.6000  1.0350
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [7.7432]
_cell_length_b [7.7432]
_cell_length_c [2.9678]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Ge2BiIr2]
_chemical_formula_sum '[Ge4 Bi2 Ir4]'
_cell_volume [177.9444]
_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
[
  Ge  Ge0  4  0.1449  0.6449  0.5000  1
  Bi  Bi1  2  0.0000  0.0000  0.0000  1
  Ir  Ir2  4  0.1400  0.3600  0.0000  1
]