data_[Sn4Te4Pb4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pca2_1]
_cell_length_a [6.9751]
_cell_length_b [9.5490]
_cell_length_c [6.7485]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [29]
_chemical_formula_structural [SnTePbO]
_chemical_formula_sum '[Sn4 Te4 Pb4 O4]'
_cell_volume [449.4841]
_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
[
  Sn  Sn0  4  0.0400  0.3238  0.1342  1
  Te  Te1  4  0.0210  0.2884  0.5936  1
  Pb  Pb2  4  0.1935  0.0036  0.4032  1
  O  O3  4  0.0212  0.1023  0.1189  1
]