data_Na2MnZn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.93
_cell_length_b   5.41
_cell_length_c   5.12
_cell_angle_alpha   90.0
_cell_angle_beta   94.36
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MnZn
_chemical_formula_sum   'Na2 Mn1 Zn1'
_cell_volume   80.92
_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  Na1  1  0.46  0.7  0.82  1.0
  Na  Na2  1  0.07  0.7  0.28  1.0
  Mn  Mn0  1  0.0  0.0  0.0  1.0
  Zn  Zn3  1  0.27  0.0  0.55  1.0

data_Na2MnZn
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.93
_cell_length_b   5.12
_cell_length_c   5.41
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   94.36
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2MnZn
_chemical_formula_sum   'Na2 Mn1 Zn1'
_cell_volume   80.92
_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  Na0  1  0.54  0.18  0.3  1.0
  Na  Na1  1  0.93  0.72  0.3  1.0
  Mn  Mn2  1  0.0  0.0  0.0  1.0
  Zn  Zn3  1  0.73  0.45  0.0  1.0

Na Na Mn Zn