data_[Li2V4Si4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  V  1.6300  1.3500  0.7775
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.1011]
_cell_length_b [5.4250]
_cell_length_c [6.3163]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0983]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [LiV2(SiO4)2]
_chemical_formula_sum '[Li2 V4 Si4 O16]'
_cell_volume [277.5926]
_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  2  0.1780  0.5000  0.4640  1.0
  V  V1  2  0.0050  0.0000  0.2140  1.0
  V  V2  2  0.0073  0.0000  0.7280  1.0
  Si  Si3  2  0.1531  0.5000  0.9643  1.0
  Si  Si4  2  0.3507  0.0000  0.4647  1.0
  O  O5  4  0.0349  0.2478  0.9570  1.0
  O  O6  4  0.4749  0.2448  0.4760  1.0
  O  O7  2  0.2258  0.0000  0.6696  1.0
  O  O8  2  0.2401  0.0000  0.2551  1.0
  O  O9  2  0.2616  0.5000  0.1797  1.0
  O  O10  2  0.2733  0.5000  0.7527  1.0
]