data_[Pm16Zn20Ge24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Zn  1.6500  1.3500  0.8800
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.3156]
_cell_length_b [18.8875]
_cell_length_c [15.6283]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Pm4Zn5Ge6]
_chemical_formula_sum '[Pm16 Zn20 Ge24]'
_cell_volume [1273.8696]
_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  0.0000  0.0204  0.4994  1
  Pm  Pm1  4  0.0000  0.0324  0.7611  1
  Pm  Pm2  4  0.0000  0.1692  0.3027  1
  Pm  Pm3  4  0.0000  0.1764  0.9456  1
  Zn  Zn4  4  0.0000  0.1512  0.6267  1
  Zn  Zn5  4  0.0000  0.2998  0.6249  1
  Zn  Zn6  4  0.0000  0.3453  0.2740  1
  Zn  Zn7  4  0.0000  0.3501  0.9797  1
  Zn  Zn8  4  0.0000  0.4335  0.6841  1
  Ge  Ge9  4  0.0000  0.1118  0.1180  1
  Ge  Ge10  4  0.0000  0.2201  0.4885  1
  Ge  Ge11  4  0.0000  0.2248  0.7627  1
  Ge  Ge12  4  0.0000  0.4317  0.1293  1
  Ge  Ge13  4  0.0000  0.4319  0.4051  1
  Ge  Ge14  4  0.0000  0.4403  0.8539  1
]