data_[La6Pm4Nd8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.1453]
_cell_length_b [3.6980]
_cell_length_c [11.0761]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.5062]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La3(PmNd2)2]
_chemical_formula_sum '[La6 Pm4 Nd8]'
_cell_volume [643.0074]
_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
[
  La  La0  4  0.1671  0.5000  0.5553  1
  La  La1  2  0.0000  0.0000  0.0000  1
  Pm  Pm2  4  0.1669  0.5000  0.2218  1
  Nd  Nd3  4  0.0003  0.0000  0.6681  1
  Nd  Nd4  4  0.1670  0.5000  0.8895  1
]