data_[Mg12Rh4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.4081]
_cell_length_b [8.0818]
_cell_length_c [5.2287]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Mg3Rh]
_chemical_formula_sum '[Mg12 Rh4]'
_cell_volume [313.0497]
_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  8  0.1713  0.5613  0.6088  1.0
  Mg  Mg1  4  0.0263  0.7500  0.0952  1.0
  Rh  Rh2  4  0.1287  0.2500  0.4220  1.0
]