data_[Li4Mg2Ni4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Mg  1.3100  1.5000  0.8600
  Ni  1.9100  1.3500  0.7400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.9000]
_cell_length_b [2.9822]
_cell_length_c [7.4596]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.8649]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Li2Mg(NiO2)2]
_chemical_formula_sum '[Li4 Mg2 Ni4 O8]'
_cell_volume [180.7022]
_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
[
  Li  Li0  4  0.1403  0.5000  0.3771  1.0
  Mg  Mg1  2  0.0000  0.0000  0.0000  1.0
  Ni  Ni2  4  0.1914  0.0000  0.8032  1.0
  O  O3  4  0.0863  0.5000  0.8853  1.0
  O  O4  4  0.2342  0.0000  0.3073  1.0
]