data_[Sr4Ta4N4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ta  1.5000  1.4500  0.8200
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pc]
_cell_length_a [5.7448]
_cell_length_b [5.7284]
_cell_length_c [10.0245]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.0509]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [7]
_chemical_formula_structural [SrTaNO2]
_chemical_formula_sum '[Sr4 Ta4 N4 O8]'
_cell_volume [270.0610]
_cell_formula_units_Z [4]
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  2  0.2344  0.2416  0.7426  1.0
  Sr  Sr1  2  0.7299  0.2586  0.2413  1.0
  Ta  Ta2  2  0.4673  0.2591  0.4848  1.0
  Ta  Ta3  2  0.9976  0.2526  0.0010  1.0
  N  N4  2  0.2005  0.2419  0.2330  1.0
  N  N5  2  0.2325  0.4828  0.4984  1.0
  O  O6  2  0.2773  0.0220  0.0015  1.0
  O  O7  2  0.6941  0.4803  0.9596  1.0
  O  O8  2  0.7359  0.0194  0.4569  1.0
  O  O9  2  0.7765  0.2438  0.7269  1.0
]