data_[Mg12Ag2Rh4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ag  1.9300  1.6000  1.0867
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [8.6094]
_cell_length_b [8.6094]
_cell_length_c [4.2985]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [Mg6AgRh2]
_chemical_formula_sum '[Mg12 Ag2 Rh4]'
_cell_volume [318.6090]
_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  8  0.0227  0.3174  0.5000  1
  Mg  Mg1  4  0.1398  0.8602  0.0000  1
  Ag  Ag2  2  0.0000  0.0000  0.5000  1
  Rh  Rh3  4  0.1934  0.1934  0.0000  1
]