data_[Sr6Nb10O30]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Nb  1.6000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4bm]
_cell_length_a [12.6844]
_cell_length_b [12.6844]
_cell_length_c [4.0006]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [100]
_chemical_formula_structural [Sr3Nb5O15]
_chemical_formula_sum '[Sr6 Nb10 O30]'
_cell_volume [643.6812]
_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  0.1621  0.3379  0.0108  1
  Sr  Sr1  2  0.0000  0.0000  0.9972  1
  Nb  Nb2  8  0.0789  0.7893  0.5000  1
  Nb  Nb3  2  0.0000  0.5000  0.5028  1
  O  O4  8  0.0110  0.3411  0.4989  1
  O  O5  8  0.0642  0.1354  0.4986  1
  O  O6  8  0.0791  0.7937  0.9994  1
  O  O7  4  0.2269  0.7269  0.5000  1
  O  O8  2  0.0000  0.5000  0.0004  1
]