data_[Eu4Hf4Se4O10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Hf  1.3000  1.5500  0.8500
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.0116]
_cell_length_b [4.0116]
_cell_length_c [24.9315]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Eu2Hf2Se2O5]
_chemical_formula_sum '[Eu4 Hf4 Se4 O10]'
_cell_volume [401.2308]
_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  4  0.0000  0.0000  0.3375  1.0
  Hf  Hf1  4  0.0000  0.0000  0.0780  1.0
  Se  Se2  4  0.0000  0.0000  0.2091  1.0
  O  O3  8  0.0000  0.5000  0.1002  1.0
  O  O4  2  0.0000  0.0000  0.0000  1.0
]