data_Na2MgRh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.93
_cell_length_b   5.93
_cell_length_c   5.93
_cell_angle_alpha   146.78
_cell_angle_beta   135.54
_cell_angle_gamma   56.61
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MgRh
_chemical_formula_sum   'Na2 Mg1 Rh1'
_cell_volume   79.58
_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  0.25  0.41  1.0
  Na  Na2  1  0.7  0.0  0.81  1.0
  Mg  Mg0  1  0.0  0.0  0.0  1.0
  Rh  Rh3  1  0.0  0.0  0.22  1.0

data_Na2MgRh
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.39
_cell_length_b   4.49
_cell_length_c   5.93
_cell_angle_alpha   112.23
_cell_angle_beta   106.61
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MgRh
_chemical_formula_sum   'Na2 Mg1 Rh1'
_cell_volume   79.58
_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  0.81  0.11  1.0
  Na  Na1  1  0.75  0.17  0.17  1.0
  Mg  Mg2  1  0.0  0.0  0.0  1.0
  Rh  Rh3  1  0.0  0.22  0.22  1.0

Na Na Mg Rh