data_[Mg4U4Rh16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  U  1.3800  1.7500  0.9913
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.6486]
_cell_length_b [3.9828]
_cell_length_c [12.7126]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [MgURh4]
_chemical_formula_sum '[Mg4 U4 Rh16]'
_cell_volume [387.2604]
_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
[
  Mg  Mg0  4  0.2462  0.2500  0.7723  1
  U  U1  4  0.2491  0.7500  0.5728  1
  Rh  Rh2  4  0.0063  0.2500  0.2458  1
  Rh  Rh3  4  0.0211  0.7500  0.0883  1
  Rh  Rh4  4  0.0216  0.2500  0.5939  1
  Rh  Rh5  4  0.2467  0.2500  0.4220  1
]