data_[Cs4Eu4Se4O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  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]
_cell_length_a [6.2702]
_cell_length_b [6.2781]
_cell_length_c [11.7621]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.6702]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [4]
_chemical_formula_structural [CsEuSeO]
_chemical_formula_sum '[Cs4 Eu4 Se4 O4]'
_cell_volume [462.9778]
_cell_formula_units_Z [4]
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
[
  Cs  Cs0  2  0.0722  0.3123  0.7715  1
  Cs  Cs1  2  0.3087  0.8185  0.4987  1
  Eu  Eu2  2  0.0324  0.3112  0.0780  1
  Eu  Eu3  2  0.4720  0.8334  0.0426  1
  Se  Se4  2  0.1672  0.3083  0.3624  1
  Se  Se5  2  0.4517  0.1719  0.2441  1
  O  O6  2  0.2330  0.0761  0.9646  1
  O  O7  2  0.2347  0.5683  0.9831  1
]