data_[Pm12Ge2Ru4]
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
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.3150]
_cell_length_b [5.0861]
_cell_length_c [9.2093]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.0148]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm6GeRu2]
_chemical_formula_sum '[Pm12 Ge2 Ru4]'
_cell_volume [475.7865]
_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  0.0354  0.0000  0.8334  1
  Pm  Pm1  4  0.1532  0.5000  0.3963  1
  Pm  Pm2  4  0.2141  0.5000  0.8416  1
  Ge  Ge3  2  0.0000  0.0000  0.5000  1
  Ru  Ru4  4  0.1121  0.5000  0.1017  1
]