data_[Cs2La1Bi1Se4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  La  1.1000  1.9500  1.1720
  Bi  2.0200  1.6000  1.0350
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [7.6974]
_cell_length_b [4.4597]
_cell_length_c [8.7810]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.0852]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Cs2LaBiSe4]
_chemical_formula_sum '[Cs2 La1 Bi1 Se4]'
_cell_volume [288.1337]
_cell_formula_units_Z [1]
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  1  0.0000  0.5000  0.5000  1.0
  Cs  Cs1  1  0.5000  0.0000  0.5000  1.0
  La  La2  1  0.5000  0.5000  0.0000  1.0
  Bi  Bi3  1  0.0000  0.0000  0.0000  1.0
  Se  Se4  2  0.2276  0.5000  0.1918  1.0
  Se  Se5  2  0.2664  0.0000  0.8081  1.0
]