data_[Na3Zn5]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [P31m]
_cell_length_a [6.1816]
_cell_length_b [6.1816]
_cell_length_c [18.1821]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [157]
_chemical_formula_structural [Na3Zn5]
_chemical_formula_sum '[Na3 Zn5]'
_cell_volume [601.6988]
_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  3  0.0000  0.6702  0.5974  1
  Zn  Zn1  3  0.0000  0.7597  0.4224  1
  Zn  Zn2  2  0.3333  0.6667  0.4703  1
]