data_[Na2La6Ru2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  La  1.1000  1.9500  1.1720
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [6.2431]
_cell_length_b [7.9949]
_cell_length_c [6.7029]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [NaLa3Ru]
_chemical_formula_sum '[Na2 La6 Ru2]'
_cell_volume [334.5628]
_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  0.2500  0.5000  0.1610  1
  La  La1  4  0.2500  0.2610  0.6649  1
  La  La2  2  0.2500  0.0000  0.1475  1
  Ru  Ru3  2  0.0000  0.0000  0.5000  1
]