data_[Pm8Rh4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.5728]
_cell_length_b [3.8325]
_cell_length_c [8.3769]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.1932]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Rh]
_chemical_formula_sum '[Pm8 Rh4]'
_cell_volume [329.8590]
_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  0.0838  0.5000  0.3885  1
  Pm  Pm1  4  0.1687  0.0000  0.0786  1
  Rh  Rh2  4  0.1277  0.0000  0.6981  1
]