data_[Li4Mg2W2]
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
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [3.0131]
_cell_length_b [4.5326]
_cell_length_c [10.0344]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Li2MgW]
_chemical_formula_sum '[Li4 Mg2 W2]'
_cell_volume [137.0432]
_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  0.0000  0.0000  0.2386  1
  Mg  Mg1  2  0.0000  0.5000  0.5000  1
  W  W2  2  0.0000  0.5000  0.0000  1
]