data_[Pm12Al4Zn12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Al  1.6100  1.2500  0.6750
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.6049]
_cell_length_b [4.5447]
_cell_length_c [14.8280]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.9364]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm3AlZn3]
_chemical_formula_sum '[Pm12 Al4 Zn12]'
_cell_volume [671.8225]
_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  4  0.0426  0.5000  0.3853  1
  Pm  Pm1  4  0.1050  0.5000  0.9222  1
  Pm  Pm2  4  0.2390  0.0000  0.7715  1
  Al  Al3  4  0.2493  0.5000  0.6040  1
  Zn  Zn4  4  0.0534  0.0000  0.2339  1
  Zn  Zn5  4  0.1051  0.0000  0.0763  1
  Zn  Zn6  4  0.1308  0.0000  0.5394  1
]