data_[Pm4Y2Tm8]
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 [P1]
_cell_length_a [6.6010]
_cell_length_b [8.7002]
_cell_length_c [8.7035]
_cell_angle_alpha [66.5931]
_cell_angle_beta [80.9520]
_cell_angle_gamma [80.7064]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Pm2YTm4]
_chemical_formula_sum '[Pm4 Y2 Tm8]'
_cell_volume [450.2874]
_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  1  0.2885  0.5232  0.7980  1
  Pm  Pm1  1  0.3714  0.4086  0.4267  1
  Pm  Pm2  1  0.5851  0.8751  0.3000  1
  Pm  Pm3  1  0.7837  0.1298  0.4643  1
  Y  Y4  1  0.8069  0.7468  0.7747  1
  Y  Y5  1  0.9839  0.9943  0.9785  1
  Tm  Tm6  1  0.0891  0.7867  0.3921  1
  Tm  Tm7  1  0.1941  0.2012  0.1826  1
  Tm  Tm8  1  0.2585  0.9861  0.6176  1
  Tm  Tm9  1  0.3929  0.7141  0.0473  1
  Tm  Tm10  1  0.5001  0.1160  0.8510  1
  Tm  Tm11  1  0.6781  0.3294  0.0617  1
  Tm  Tm12  1  0.9015  0.3785  0.6592  1
  Tm  Tm13  1  0.9163  0.5601  0.1962  1
]