data_[Pm10Y16Tl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Y  1.2200  1.8000  1.0400
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [I-4m2]
_cell_length_a [10.6322]
_cell_length_b [10.6322]
_cell_length_c [8.3666]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [119]
_chemical_formula_structural [Pm5Y8Tl]
_chemical_formula_sum '[Pm10 Y16 Tl2]'
_cell_volume [945.7876]
_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  8  0.0000  0.1950  0.0870  1
  Pm  Pm1  2  0.0000  0.0000  0.5000  1
  Y  Y2  8  0.0000  0.3401  0.4196  1
  Y  Y3  8  0.2088  0.2912  0.7500  1
  Tl  Tl4  2  0.0000  0.5000  0.7500  1
]