data_[Sr3P6Pb3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  P  2.1900  1.0000  0.5500
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.2616]
_cell_length_b [6.2616]
_cell_length_c [13.1446]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [SrP2PbO6]
_chemical_formula_sum '[Sr3 P6 Pb3 O18]'
_cell_volume [446.3189]
_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
[
  Sr  Sr0  3  -0.0000  0.0000  0.5000  1
  P  P1  6  0.0000  0.0000  0.2153  1
  Pb  Pb2  3  0.0000  0.0000  0.0000  1
  O  O3  18  0.0267  0.2494  0.2453  1
]