data_Na2SrZn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.23
_cell_length_b   7.23
_cell_length_c   3.95
_cell_angle_alpha   104.85
_cell_angle_beta   104.85
_cell_angle_gamma   125.31
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SrZn
_chemical_formula_sum   'Na2 Sr1 Zn1'
_cell_volume   139.56
_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  0.56  0.21  0.64  1.0
  Na  Na1  1  0.56  0.79  0.64  1.0
  Sr  Sr2  1  0.32  0.0  0.0  1.0
  Zn  Zn3  1  0.0  0.0  0.0  1.0

data_Na2SrZn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.95
_cell_length_b   5.51
_cell_length_c   7.23
_cell_angle_alpha   111.68
_cell_angle_beta   104.85
_cell_angle_gamma   92.53
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SrZn
_chemical_formula_sum   'Na2 Sr1 Zn1'
_cell_volume   139.56
_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  0.43  0.79  0.35  1.0
  Na  Na1  1  0.85  0.21  0.77  1.0
  Sr  Sr2  1  -0.0  0.0  0.32  1.0
  Zn  Zn3  1  0.0  0.0  0.0  1.0

Na Na Sr Zn