data_[Na3Sr9Zn24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sr  0.9500  2.0000  1.3200
  Zn  1.6500  1.3500  0.8800
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [5.6682]
_cell_length_b [5.6682]
_cell_length_c [28.8781]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [NaSr3Zn8]
_chemical_formula_sum '[Na3 Sr9 Zn24]'
_cell_volume [803.4974]
_cell_formula_units_Z [3]
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  0.0000  0.8734  1.0
  Sr  Sr1  3  0.0000  0.0000  0.3770  1.0
  Sr  Sr2  3  0.0000  0.0000  0.5036  1.0
  Sr  Sr3  3  0.0000  0.0000  0.9952  1.0
  Zn  Zn4  9  0.0002  0.5001  0.4384  1.0
  Zn  Zn5  9  0.0025  0.5013  0.9369  1.0
  Zn  Zn6  3  0.0000  0.0000  0.1909  1.0
  Zn  Zn7  3  0.0000  0.0000  0.6838  1.0
]