data_[Sr6Pb8O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  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 [10.3483]
_cell_length_b [10.3839]
_cell_length_c [7.3105]
_cell_angle_alpha [90.0000]
_cell_angle_beta [134.8116]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr3(PbO2)4]
_chemical_formula_sum '[Sr6 Pb8 O16]'
_cell_volume [557.2936]
_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
[
  Sr  Sr0  4  0.2500  0.2500  0.0000  1.0
  Sr  Sr1  2  0.0000  0.0000  0.5000  1.0
  Pb  Pb2  4  0.2500  0.2500  0.5000  1.0
  Pb  Pb3  2  0.0000  0.0000  0.0000  1.0
  Pb  Pb4  2  0.0000  0.5000  0.5000  1.0
  O  O5  4  0.0000  0.2180  0.0000  1.0
  O  O6  4  0.0000  0.2446  0.5000  1.0
  O  O7  4  0.2141  0.0000  0.4342  1.0
  O  O8  4  0.2165  0.0000  0.9961  1.0
]