data_[Pm8Ge2Bi4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ge  2.0100  1.2500  0.7700
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.0541]
_cell_length_b [4.5398]
_cell_length_c [8.8909]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.1426]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm4GeBi2]
_chemical_formula_sum '[Pm8 Ge2 Bi4]'
_cell_volume [432.9614]
_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  0.0806  0.0000  0.3638  1
  Pm  Pm1  4  0.1705  0.5000  0.0672  1
  Ge  Ge2  2  0.0000  0.0000  0.0000  1
  Bi  Bi3  4  0.1488  0.5000  0.6713  1
]