data_[Pm4Y12Tm24]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [10.9848]
_cell_length_b [18.8192]
_cell_length_c [6.1274]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Pm(YTm2)3]
_chemical_formula_sum '[Pm4 Y12 Tm24]'
_cell_volume [1266.6765]
_cell_formula_units_Z [4]
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  0.2091  0.1564  1
  Y  Y1  8  0.1728  0.1078  0.4590  1
  Y  Y2  4  0.0000  0.3915  0.0676  1
  Tm  Tm3  8  0.1647  0.4518  0.5256  1
  Tm  Tm4  8  0.2464  0.2116  0.8652  1
  Tm  Tm5  4  0.0000  0.0482  0.9238  1
  Tm  Tm6  4  0.0000  0.2857  0.6378  1
]