data_[Cs2Ce2Zn2Se6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Ce  1.1200  1.8500  1.0800
  Zn  1.6500  1.3500  0.8800
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.8923]
_cell_length_b [4.3118]
_cell_length_c [10.3571]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.6927]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsCeZnSe3]
_chemical_formula_sum '[Cs2 Ce2 Zn2 Se6]'
_cell_volume [415.9324]
_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
[
  Cs  Cs0  2  0.2115  0.2500  0.2413  1.0
  Ce  Ce1  2  0.3299  0.7500  0.8555  1.0
  Zn  Zn2  2  0.0824  0.2500  0.6108  1.0
  Se  Se3  2  0.1189  0.2500  0.8556  1.0
  Se  Se4  2  0.1816  0.7500  0.5373  1.0
  Se  Se5  2  0.4700  0.7500  0.1550  1.0
]