data_[Pm8Ho8Tm6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ho  1.2300  1.7500  1.0410
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.5123]
_cell_length_b [5.6288]
_cell_length_c [35.4136]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Pm4Ho4Tm3]
_chemical_formula_sum '[Pm8 Ho8 Tm6]'
_cell_volume [700.1389]
_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  0.0000  0.0000  0.2320  1
  Pm  Pm1  4  0.0000  0.5000  0.0902  1
  Ho  Ho2  4  0.0000  0.0000  0.0456  1
  Ho  Ho3  4  0.0000  0.5000  0.1799  1
  Tm  Tm4  4  0.0000  0.5000  0.3644  1
  Tm  Tm5  2  0.0000  0.0000  0.5000  1
]