data_[Zn2Fe2Ni7]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Fe  1.8300  1.4000  0.8525
  Ni  1.9100  1.3500  0.7400
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [4.4144]
_cell_length_b [5.6399]
_cell_length_c [5.6538]
_cell_angle_alpha [107.4309]
_cell_angle_beta [97.5513]
_cell_angle_gamma [105.1454]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Zn2Fe2Ni7]
_chemical_formula_sum '[Zn2 Fe2 Ni7]'
_cell_volume [126.2296]
_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
[
  Zn  Zn0  2  0.0905  0.3554  0.8117  1
  Fe  Fe1  2  0.3639  0.4491  0.2854  1
  Ni  Ni2  2  0.1807  0.7314  0.6433  1
  Ni  Ni3  2  0.2817  0.0924  0.4573  1
  Ni  Ni4  2  0.4560  0.8183  0.0909  1
  Ni  Ni5  1  0.0000  0.0000  0.0000  1
]