data_[Pm4Ni4Ge6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Ni  1.9100  1.3500  0.7400
  Ge  2.0100  1.2500  0.7700
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.2371]
_cell_length_b [4.1236]
_cell_length_c [6.7180]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.6783]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Ni2Ge3]
_chemical_formula_sum '[Pm4 Ni4 Ge6]'
_cell_volume [261.6633]
_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  0.1493  0.0000  0.7835  1
  Ni  Ni1  4  0.1442  0.0000  0.2624  1
  Ge  Ge2  4  0.1166  0.5000  0.4430  1
  Ge  Ge3  2  0.0000  0.5000  0.0000  1
]