data_[Ce6Pm2Nd4As12]
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
  Nd  1.1400  1.8500  1.2765
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.3401]
_cell_length_b [12.7134]
_cell_length_c [7.3402]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4771]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ce3Pm(NdAs3)2]
_chemical_formula_sum '[Ce6 Pm2 Nd4 As12]'
_cell_volume [645.7685]
_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  4  0.0000  0.1670  0.5000  1
  Ce  Ce1  2  0.0000  0.5000  0.5000  1
  Pm  Pm2  2  0.0000  0.0000  0.0000  1
  Nd  Nd3  4  0.0000  0.3334  0.0000  1
  As  As4  8  0.2489  0.3339  0.7447  1
  As  As5  4  0.2469  0.0000  0.7444  1
]