data_[Ca3La6Pb3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  La  1.1000  1.9500  1.1720
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.0234]
_cell_length_b [6.0234]
_cell_length_c [15.3203]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [CaLa2PbO6]
_chemical_formula_sum '[Ca3 La6 Pb3 O18]'
_cell_volume [481.3811]
_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
[
  Ca  Ca0  3  0.0000  0.0000  0.8083  1
  La  La1  3  0.0000  0.0000  0.0346  1
  La  La2  3  0.0000  0.0000  0.5330  1
  Pb  Pb3  3  0.0000  0.0000  0.3131  1
  O  O4  9  0.0147  0.3891  0.5800  1
  O  O5  9  0.0222  0.7293  0.4108  1
]