data_[Pm4Y6Th8]
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
  Th  1.3000  1.8000  1.0800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.2629]
_cell_length_b [5.0672]
_cell_length_c [8.0616]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.7253]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Y3Th4]
_chemical_formula_sum '[Pm4 Y6 Th8]'
_cell_volume [590.4879]
_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  0.0609  0.5000  0.3312  1
  Y  Y1  4  0.1158  0.0000  0.6708  1
  Y  Y2  2  0.0000  0.0000  0.0000  1
  Th  Th3  4  0.1705  0.5000  0.0028  1
  Th  Th4  4  0.2228  0.0000  0.3317  1
]