data_[Na2Ni2Rh2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ni  1.9100  1.3500  0.7400
  Rh  2.2800  1.3500  0.7450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.3472]
_cell_length_b [3.1216]
_cell_length_c [7.5676]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.8488]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaNiRhO3]
_chemical_formula_sum '[Na2 Ni2 Rh2 O6]'
_cell_volume [126.3021]
_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
[
  Na  Na0  2  0.4169  0.2500  0.3306  1.0
  Ni  Ni1  2  0.2573  0.7500  0.0018  1.0
  Rh  Rh2  2  0.0869  0.2500  0.6731  1.0
  O  O3  2  0.0509  0.2500  0.1638  1.0
  O  O4  2  0.2070  0.7500  0.5137  1.0
  O  O5  2  0.3941  0.2500  0.8570  1.0
]