data_[Ba4Eu2Ta2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Eu  1.2000  1.8500  1.1985
  Ta  1.5000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.5208]
_cell_length_b [6.0765]
_cell_length_c [6.1239]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.3151]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ba2EuTaO6]
_chemical_formula_sum '[Ba4 Eu2 Ta2 O12]'
_cell_volume [319.4537]
_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
[
  Ba  Ba0  4  0.2490  0.0000  0.2455  1
  Eu  Eu1  2  0.0000  0.0000  0.5000  1
  Ta  Ta2  2  0.0000  0.5000  0.0000  1
  O  O3  8  0.0284  0.2649  0.7996  1
  O  O4  4  0.2314  0.5000  0.2860  1
]