data_Na2SbAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.64
_cell_length_b   5.64
_cell_length_c   3.19
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   112.97
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SbAs
_chemical_formula_sum   'Na2 Sb1 As1'
_cell_volume   93.65
_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  0.56  0.35  0.6  1.0
  Na  Na2  1  0.56  0.65  0.6  1.0
  Sb  Sb3  1  0.12  0.0  0.0  1.0
  As  As0  1  0.0  0.0  0.0  1.0

data_Na2SbAs
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.19
_cell_length_b   5.64
_cell_length_c   5.64
_cell_angle_alpha   112.97
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SbAs
_chemical_formula_sum   'Na2 Sb1 As1'
_cell_volume   93.65
_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  0.6  0.56  0.35  1.0
  Na  Na1  1  0.6  0.56  0.65  1.0
  Sb  Sb2  1  0.0  0.12  0.0  1.0
  As  As3  1  0.0  0.0  0.0  1.0

Na Na Sb As
Na Na Sb As 0 1 o o o 2 3 o o o 