data_[Eu2Se2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.4449]
_cell_length_b [5.5250]
_cell_length_c [6.6310]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.7267]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [EuSeO3]
_chemical_formula_sum '[Eu2 Se2 O6]'
_cell_volume [155.1112]
_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
[
  Eu  Eu0  2  0.3424  0.2500  0.6944  1.0
  Se  Se1  2  0.0647  0.2500  0.1519  1.0
  O  O2  4  0.1769  0.0103  0.3331  1.0
  O  O3  2  0.3409  0.7500  0.8981  1.0
]