data_[Mg2Co4Ni8O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Co  1.8800  1.3500  0.7683
  Ni  1.9100  1.3500  0.7400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [10.1150]
_cell_length_b [5.8564]
_cell_length_c [6.1625]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.2108]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [MgCo2(NiO2)4]
_chemical_formula_sum '[Mg2 Co4 Ni8 O16]'
_cell_volume [305.4233]
_cell_formula_units_Z [2]
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
[
  Mg  Mg0  2  0.0000  0.4833  0.0000  1
  Co  Co1  4  0.1475  0.5270  0.4626  1
  Ni  Ni2  4  0.2490  0.2462  0.9959  1
  Ni  Ni3  2  0.0000  0.0000  0.0000  1
  Ni  Ni4  2  0.0000  0.0130  0.5000  1
  O  O5  4  0.0014  0.7456  0.7527  1
  O  O6  4  0.0016  0.2546  0.2521  1
  O  O7  4  0.2303  0.9946  0.1957  1
  O  O8  4  0.2478  0.4981  0.2476  1
]