data_[Nb2Zn1Pb3O9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nb  1.6000  1.4500  0.8200
  Zn  1.6500  1.3500  0.8800
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [4.2909]
_cell_length_b [5.7849]
_cell_length_c [9.1274]
_cell_angle_alpha [72.5634]
_cell_angle_beta [89.9545]
_cell_angle_gamma [89.2108]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Nb2Zn(PbO3)3]
_chemical_formula_sum '[Nb2 Zn1 Pb3 O9]'
_cell_volume [216.1283]
_cell_formula_units_Z [1]
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
[
  Nb  Nb0  1  0.4514  0.8226  0.3459  1
  Nb  Nb1  1  0.4518  0.1703  0.6656  1
  Zn  Zn2  1  0.4519  0.4571  0.0118  1
  Pb  Pb3  1  0.8978  0.3368  0.3040  1
  Pb  Pb4  1  0.9032  0.9240  0.0109  1
  Pb  Pb5  1  0.9225  0.6307  0.7229  1
  O  O6  1  0.0193  0.1713  0.6643  1
  O  O7  1  0.0198  0.8208  0.3408  1
  O  O8  1  0.5141  0.3558  0.8128  1
  O  O9  1  0.5223  0.1442  0.1901  1
  O  O10  1  0.5314  0.9826  0.5085  1
  O  O11  1  0.5339  0.4840  0.4907  1
  O  O12  1  0.5387  0.8637  0.8268  1
  O  O13  1  0.5388  0.6702  0.1765  1
  O  O14  1  0.9917  0.5250  0.9989  1
]