data_[Na4Si8Rh12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Si  1.9000  1.1000  0.5400
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [6.9294]
_cell_length_b [9.7643]
_cell_length_c [5.6994]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [NaSi2Rh3]
_chemical_formula_sum '[Na4 Si8 Rh12]'
_cell_volume [385.6236]
_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
[
  Na  Na0  2  0.0000  0.0000  0.5042  1.0
  Na  Na1  2  0.0000  0.5000  0.9646  1.0
  Si  Si2  4  0.0000  0.1865  0.0686  1.0
  Si  Si3  4  0.0000  0.3505  0.4600  1.0
  Rh  Rh4  8  0.2121  0.2452  0.7460  1.0
  Rh  Rh5  4  0.2180  0.0000  0.9869  1.0
]