data_[Cs4Pm4Te4Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Pm  1.1300  1.8500  1.1100
  Te  2.1000  1.4000  1.2933
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.5624]
_cell_length_b [20.0305]
_cell_length_c [9.0126]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [CsPmTeBr2]
_chemical_formula_sum '[Cs4 Pm4 Te4 Br8]'
_cell_volume [823.6429]
_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  4  0.0000  0.2920  0.7500  1
  Pm  Pm1  4  0.0000  0.0000  0.0000  1
  Te  Te2  4  0.0000  0.4934  0.7500  1
  Br  Br3  8  0.0000  0.1426  0.5179  1
]