data_[Pm12Pr2Zn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.7577]
_cell_length_b [3.7382]
_cell_length_c [12.1026]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.1824]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm6PrZn2]
_chemical_formula_sum '[Pm12 Pr2 Zn4]'
_cell_volume [545.1368]
_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  0.0250  0.0000  0.3301  1
  Pm  Pm1  4  0.1880  0.5000  0.5895  1
  Pm  Pm2  4  0.1900  0.5000  0.8743  1
  Pr  Pr3  2  0.0000  0.0000  0.0000  1
  Zn  Zn4  4  0.1497  0.5000  0.2070  1
]