data_[Li4Cr4Si4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Li  0.9800  1.4500  0.9000
  Cr  1.6600  1.4000  0.9400
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [10.2775]
_cell_length_b [6.1498]
_cell_length_c [4.7368]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [LiCrSiO4]
_chemical_formula_sum '[Li4 Cr4 Si4 O16]'
_cell_volume [299.3836]
_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
[
  Li  Li0  4  0.2153  0.2500  0.5176  1
  Cr  Cr1  4  0.0000  0.0000  0.0000  1
  Si  Si2  4  0.0906  0.7500  0.5811  1
  O  O3  8  0.1501  0.5296  0.7219  1
  O  O4  4  0.0569  0.2500  0.2496  1
  O  O5  4  0.0806  0.7500  0.2344  1
]