data_[Mg16Zn4Rh2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Zn  1.6500  1.3500  0.8800
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.2407]
_cell_length_b [4.6123]
_cell_length_c [6.6915]
_cell_angle_alpha [90.0000]
_cell_angle_beta [113.5141]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Mg8Zn2Rh]
_chemical_formula_sum '[Mg16 Zn4 Rh2]'
_cell_volume [431.3178]
_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
[
  Mg  Mg0  4  0.0202  0.0000  0.7846  1
  Mg  Mg1  4  0.1038  0.5000  0.4288  1
  Mg  Mg2  4  0.1601  0.5000  0.9234  1
  Mg  Mg3  4  0.1807  0.0000  0.2445  1
  Zn  Zn4  4  0.1836  0.0000  0.6733  1
  Rh  Rh5  2  0.0000  0.5000  0.0000  1
]