data_[La4Pm10Sm12]
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
  Sm  1.1700  1.8500  1.2290
]
_symmetry_space_group_name_H-M [Pbam]
_cell_length_a [11.9380]
_cell_length_b [20.8485]
_cell_length_c [3.6637]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [La2Pm5Sm6]
_chemical_formula_sum '[La4 Pm10 Sm12]'
_cell_volume [911.8465]
_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  0.1726  0.7805  0.0000  1
  Pm  Pm1  4  0.0870  0.2188  0.5000  1
  Pm  Pm2  4  0.2007  0.9450  0.5000  1
  Pm  Pm3  2  0.0000  0.5000  0.5000  1
  Sm  Sm4  4  0.0612  0.0752  0.0000  1
  Sm  Sm5  4  0.0753  0.3631  0.0000  1
  Sm  Sm6  4  0.1813  0.6259  0.5000  1
]