data_[Ba2Sr2Eu2Nb2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ba  0.8900  2.1500  1.4900
  Sr  0.9500  2.0000  1.3200
  Eu  1.2000  1.8500  1.1985
  Nb  1.6000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.0032]
_cell_length_b [6.0699]
_cell_length_c [8.5228]
_cell_angle_alpha [90.3473]
_cell_angle_beta [90.3432]
_cell_angle_gamma [90.2183]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [BaSrEuNbO6]
_chemical_formula_sum '[Ba2 Sr2 Eu2 Nb2 O12]'
_cell_volume [310.5486]
_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  2  0.4936  0.4696  0.7496  1.0
  Sr  Sr1  2  0.0085  0.9607  0.7487  1.0
  Eu  Eu2  1  0.0000  0.5000  0.0000  1.0
  Eu  Eu3  1  0.5000  0.0000  0.5000  1.0
  Nb  Nb4  1  0.0000  0.5000  0.5000  1.0
  Nb  Nb5  1  0.5000  0.0000  0.0000  1.0
  O  O6  2  0.0643  0.4676  0.2676  1.0
  O  O7  2  0.1904  0.2277  0.5427  1.0
  O  O8  2  0.2319  0.1945  0.9562  1.0
  O  O9  2  0.2656  0.6998  0.5330  1.0
  O  O10  2  0.3009  0.7353  0.9610  1.0
  O  O11  2  0.4166  0.9918  0.2320  1.0
]