data_[Cr4Pb8O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.1276]
_cell_length_b [5.8192]
_cell_length_c [7.2981]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.1720]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CrPb2O5]
_chemical_formula_sum '[Cr4 Pb8 O20]'
_cell_volume [551.5847]
_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
[
  Cr  Cr0  4  0.1733  0.0000  0.1584  1.0
  Pb  Pb1  4  0.0170  0.5000  0.7601  1.0
  Pb  Pb2  4  0.1415  0.0000  0.6044  1.0
  O  O3  8  0.1471  0.2310  0.2657  1.0
  O  O4  4  0.0000  0.2520  0.5000  1.0
  O  O5  4  0.1034  0.0000  0.9119  1.0
  O  O6  4  0.2010  0.5000  0.7949  1.0
]