data_[Pm4Pr20Y4Tm8]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.6686]
_cell_length_b [20.6692]
_cell_length_c [10.7938]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [PmPr5YTm2]
_chemical_formula_sum '[Pm4 Pr20 Y4 Tm8]'
_cell_volume [1264.6612]
_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
[
  Pr  Pr0  4  0.0000  0.0140  0.0184  1
  Pm  Pm1  4  0.0000  0.2005  0.0107  1
  Pr  Pr2  4  0.0000  0.2794  0.3114  1
  Pr  Pr3  4  0.0000  0.2952  0.7047  1
  Pr  Pr4  4  0.0000  0.3867  0.0232  1
  Pr  Pr5  4  0.0000  0.4826  0.7445  1
  Y  Y6  4  0.0000  0.4076  0.4623  1
  Tm  Tm7  4  0.0000  0.1115  0.7412  1
  Tm  Tm8  4  0.0000  0.1150  0.3077  1
]