data_[Ce2Pm2Co2I2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Pm  1.1300  1.8500  1.1100
  Co  1.8800  1.3500  0.7683
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [6.7738]
_cell_length_b [4.1939]
_cell_length_c [8.3544]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.2082]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [CePmCoI]
_chemical_formula_sum '[Ce2 Pm2 Co2 I2]'
_cell_volume [225.4514]
_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
[
  Ce  Ce0  2  0.1183  0.0000  0.0386  1
  Pm  Pm1  2  0.3660  0.0000  0.6796  1
  Co  Co2  2  0.2797  0.5000  0.8890  1
  I  I3  2  0.0830  0.5000  0.3624  1
]