data_[Pm24Er4Tm12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [10.9532]
_cell_length_b [19.2504]
_cell_length_c [6.2729]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Pm6ErTm3]
_chemical_formula_sum '[Pm24 Er4 Tm12]'
_cell_volume [1322.6686]
_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  8  0.1692  0.4559  0.9557  1
  Pm  Pm1  8  0.2297  0.2881  0.1491  1
  Pm  Pm2  4  0.0000  0.0375  0.5934  1
  Pm  Pm3  4  0.0000  0.2796  0.8481  1
  Er  Er4  4  0.0000  0.1964  0.3859  1
  Tm  Tm5  8  0.1658  0.1124  0.0279  1
  Tm  Tm6  4  0.0000  0.3871  0.4218  1
]