data_[Pm7Pr1Y4]
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 [P-1]
_cell_length_a [6.3448]
_cell_length_b [7.3216]
_cell_length_c [9.0271]
_cell_angle_alpha [90.0038]
_cell_angle_beta [103.6345]
_cell_angle_gamma [90.0421]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Pm7PrY4]
_chemical_formula_sum '[Pm7 Pr1 Y4]'
_cell_volume [407.5218]
_cell_formula_units_Z [1]
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  2  0.2220  0.9998  0.6656  1
  Pm  Pm1  2  0.2791  0.7496  0.3352  1
  Pm  Pm2  2  0.4989  0.7473  0.9998  1
  Pr  Pr3  1  0.0000  0.0000  0.0000  1
  Pm  Pm4  1  0.0000  0.5000  0.0000  1
  Y  Y5  2  0.2199  0.4998  0.6655  1
  Y  Y6  2  0.2794  0.2529  0.3340  1
]