data_[Pm4Pr6Y12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2416]
_cell_length_b [10.8364]
_cell_length_c [11.7556]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.2873]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2(PrY2)3]
_chemical_formula_sum '[Pm4 Pr6 Y12]'
_cell_volume [782.3316]
_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
[
  Pm  Pm0  4  0.0000  0.1664  0.5000  1
  Pr  Pr1  4  0.0000  0.3359  0.0000  1
  Pr  Pr2  2  0.0000  0.0000  0.0000  1
  Y  Y3  8  0.2488  0.3337  0.7475  1
  Y  Y4  4  0.2498  0.5000  0.2522  1
]