data_[Sr4Pr2Ta2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Pr  1.1300  1.8500  1.0600
  Ta  1.5000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/m]
_cell_length_a [5.9564]
_cell_length_b [5.9564]
_cell_length_c [8.6767]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [87]
_chemical_formula_structural [Sr2PrTaO6]
_chemical_formula_sum '[Sr4 Pr2 Ta2 O12]'
_cell_volume [307.8404]
_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  0.0000  0.5000  0.2500  1.0
  Pr  Pr1  2  0.0000  0.0000  0.0000  1.0
  Ta  Ta2  2  0.0000  0.0000  0.5000  1.0
  O  O3  8  0.1553  0.3003  0.5000  1.0
  O  O4  4  0.0000  0.0000  0.2684  1.0
]