data_[Sr4Bi8Pb8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Bi  2.0200  1.6000  1.0350
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.0010]
_cell_length_b [27.8890]
_cell_length_c [4.7885]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Sr(BiPb)2]
_chemical_formula_sum '[Sr4 Bi8 Pb8]'
_cell_volume [667.8724]
_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
[
  Sr  Sr0  4  0.0000  0.3425  0.7500  1.0
  Bi  Bi1  4  0.0000  0.1318  0.7500  1.0
  Bi  Bi2  4  0.0000  0.2499  0.2500  1.0
  Pb  Pb3  4  0.0000  0.0506  0.2500  1.0
  Pb  Pb4  4  0.0000  0.4536  0.2500  1.0
]