data_NaB2Ru
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.9
_cell_length_b   3.9
_cell_length_c   2.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaB2Ru
_chemical_formula_sum   'Na1 B2 Ru1'
_cell_volume   42.92
_cell_formula_units_Z   1
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  Na2  1  0.0  0.0  0.0  1.0
  B  B0  1  0.95  0.0  0.41  1.0
  B  B1  1  0.0  0.95  0.41  1.0
  Ru  Ru3  1  0.95  0.95  0.0  1.0

data_NaB2Ru
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.52
_cell_length_b   5.52
_cell_length_c   2.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NaB2Ru
_chemical_formula_sum   'Na2 B4 Ru2'
_cell_volume   85.85
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  0.0  0.0  0.0  1.0
  B  B1  4  0.48  0.48  0.41  1.0
  Ru  Ru2  2  0.45  0.5  0.0  1.0

Na B B Ru
Na B B Ru 0 3 - - o 1 2 + - o 