data_[Mg4Rh12C4]
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
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [Cc]
_cell_length_a [5.7383]
_cell_length_b [9.4723]
_cell_length_c [5.7072]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.2548]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [9]
_chemical_formula_structural [MgRh3C]
_chemical_formula_sum '[Mg4 Rh12 C4]'
_cell_volume [270.6480]
_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  0.1285  0.0030  0.2409  1
  Rh  Rh1  4  0.1158  0.4960  0.7257  1
  Rh  Rh2  4  0.4161  0.2535  0.4051  1
  Rh  Rh3  4  0.4330  0.2508  0.9047  1
  C  C4  4  0.2415  0.3621  0.0485  1
]