data_[Ga6Sb6Pb3O21]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ga  1.8100  1.3000  0.7600
  Sb  2.0500  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R32]
_cell_length_a [5.5108]
_cell_length_b [5.5108]
_cell_length_c [24.3178]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [155]
_chemical_formula_structural [Ga2Sb2PbO7]
_chemical_formula_sum '[Ga6 Sb6 Pb3 O21]'
_cell_volume [639.5653]
_cell_formula_units_Z [3]
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
[
  Ga  Ga0  6  0.0000  0.0000  0.0747  1.0
  Sb  Sb1  6  0.0000  0.0000  0.2763  1.0
  Pb  Pb2  3  0.0000  0.0000  0.5000  1.0
  O  O3  18  0.0088  0.3835  0.4341  1.0
  O  O4  3  0.0000  0.0000  0.0000  1.0
]