data_[Rb4Ga4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ga  1.8100  1.3000  0.7600
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [12.8983]
_cell_length_b [4.8264]
_cell_length_c [8.7934]
_cell_angle_alpha [90.0000]
_cell_angle_beta [126.4474]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [RbGaPb]
_chemical_formula_sum '[Rb4 Ga4 Pb4]'
_cell_volume [440.3406]
_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
[
  Rb  Rb0  2  0.0150  0.5000  0.0381  1.0
  Rb  Rb1  2  0.1409  0.5000  0.7127  1.0
  Ga  Ga2  2  0.3705  0.5000  0.5244  1.0
  Ga  Ga3  2  0.4583  0.5000  0.3286  1.0
  Pb  Pb4  2  0.2277  0.0000  0.4712  1.0
  Pb  Pb5  2  0.2906  0.0000  0.1732  1.0
]