data_Na2MgRh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.9
_cell_length_b   4.9
_cell_length_c   5.84
_cell_angle_alpha   100.17
_cell_angle_beta   100.17
_cell_angle_gamma   38.42
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MgRh
_chemical_formula_sum   'Na2 Mg1 Rh1'
_cell_volume   85.56
_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  0.92  0.0  0.74  1.0
  Na  Na2  1  0.35  0.0  0.23  1.0
  Mg  Mg0  1  0.76  0.0  0.84  1.0
  Rh  Rh3  1  0.11  0.0  0.54  1.0

data_Na2MgRh
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.22
_cell_length_b   4.9
_cell_length_c   5.84
_cell_angle_alpha   100.17
_cell_angle_beta   90.0
_cell_angle_gamma   109.21
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MgRh
_chemical_formula_sum   'Na2 Mg1 Rh1'
_cell_volume   85.56
_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  0.08  0.26  1.0
  Na  Na1  1  0.0  0.65  0.77  1.0
  Mg  Mg2  1  0.0  0.24  0.16  1.0
  Rh  Rh3  1  0.0  0.89  0.46  1.0

Na Na Mg Rh