data_[K4Li4Mg4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Li  0.9800  1.4500  0.9000
  Mg  1.3100  1.5000  0.8600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.9694]
_cell_length_b [3.3942]
_cell_length_c [8.3694]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.0623]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KLiMgO2]
_chemical_formula_sum '[K4 Li4 Mg4 O8]'
_cell_volume [269.6926]
_cell_formula_units_Z [4]
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
[
  K  K0  4  0.1624  0.0000  0.6311  1.0
  Li  Li1  4  0.1636  0.5000  0.9474  1.0
  Mg  Mg2  4  0.0403  0.0000  0.1795  1.0
  O  O3  4  0.0397  0.5000  0.3026  1.0
  O  O4  4  0.1558  0.0000  0.0553  1.0
]