data_[Pm18Tm8Zn22]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Tm  1.2500  1.7500  1.0950
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [15.2799]
_cell_length_b [21.8718]
_cell_length_c [3.4953]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Pm9Tm4Zn11]
_chemical_formula_sum '[Pm18 Tm8 Zn22]'
_cell_volume [1168.1200]
_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  8  0.1149  0.2580  0.0000  1
  Pm  Pm1  8  0.1213  0.0856  0.0000  1
  Pm  Pm2  2  0.0000  0.5000  0.0000  1
  Tm  Tm3  8  0.1578  0.4073  0.0000  1
  Zn  Zn4  8  0.2389  0.1787  0.5000  1
  Zn  Zn5  4  0.0000  0.1677  0.5000  1
  Zn  Zn6  4  0.0000  0.3663  0.5000  1
  Zn  Zn7  4  0.2484  0.5000  0.5000  1
  Zn  Zn8  2  0.0000  0.0000  0.5000  1
]