data_Na2MgRu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.2
_cell_length_b   6.2
_cell_length_c   6.2
_cell_angle_alpha   152.82
_cell_angle_beta   133.49
_cell_angle_gamma   54.7
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MgRu
_chemical_formula_sum   'Na2 Mg1 Ru1'
_cell_volume   78.57
_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  Na1  1  0.0  0.45  0.61  1.0
  Na  Na2  1  0.46  0.0  0.9  1.0
  Mg  Mg0  1  0.0  0.0  0.0  1.0
  Ru  Ru3  1  0.0  0.0  0.51  1.0

data_Na2MgRu
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.91
_cell_length_b   4.9
_cell_length_c   6.2
_cell_angle_alpha   113.25
_cell_angle_beta   103.59
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MgRu
_chemical_formula_sum   'Na2 Mg1 Ru1'
_cell_volume   78.57
_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  Na0  1  0.0  0.9  0.44  1.0
  Na  Na1  1  0.55  0.16  0.16  1.0
  Mg  Mg2  1  0.0  0.0  0.0  1.0
  Ru  Ru3  1  0.0  0.51  0.51  1.0

Na Na Mg Ru