data_[Sr12Mg4Rh12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Mg  1.3100  1.5000  0.8600
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.4416]
_cell_length_b [11.1676]
_cell_length_c [14.1428]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Sr3MgRh3]
_chemical_formula_sum '[Sr12 Mg4 Rh12]'
_cell_volume [701.5083]
_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
[
  Sr  Sr0  8  0.0000  0.2159  0.6081  1
  Sr  Sr1  4  0.0000  0.4971  0.7500  1
  Mg  Mg2  4  0.0000  0.5000  0.0000  1
  Rh  Rh3  8  0.0000  0.0716  0.0893  1
  Rh  Rh4  4  0.0000  0.1950  0.2500  1
]