data_[La2Pm8Pr6]
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
  Pr  1.1300  1.8500  1.0600
]
_symmetry_space_group_name_H-M [Pmna]
_cell_length_a [10.4607]
_cell_length_b [7.3626]
_cell_length_c [7.3654]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [53]
_chemical_formula_structural [LaPm4Pr3]
_chemical_formula_sum '[La2 Pm8 Pr6]'
_cell_volume [567.2719]
_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  2  0.0000  0.5000  0.5000  1
  Pm  Pm1  4  0.2500  0.2495  0.2500  1
  Pr  Pr2  4  0.2500  0.2497  0.7500  1
  Pr  Pr3  2  0.0000  0.0000  0.0000  1
  Pm  Pm4  2  0.0000  0.0000  0.5000  1
  Pm  Pm5  2  0.0000  0.5000  0.0000  1
]