data_[Pm8Cd4Te20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Cd  1.6900  1.5500  1.0900
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [6.2563]
_cell_length_b [15.0573]
_cell_length_c [13.4987]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pm2CdTe5]
_chemical_formula_sum '[Pm8 Cd4 Te20]'
_cell_volume [1271.6307]
_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
[
  Pm  Pm0  8  0.0000  0.1758  0.5749  1
  Cd  Cd1  4  0.0000  0.2185  0.2500  1
  Te  Te2  8  0.0000  0.0314  0.1013  1
  Te  Te3  8  0.0000  0.3311  0.0767  1
  Te  Te4  4  0.0000  0.3098  0.7500  1
]