data_[Na2Li2Fe4Si8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  Fe  1.8300  1.4000  0.8525
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [9.7901]
_cell_length_b [8.8735]
_cell_length_c [5.3631]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.8804]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [NaLiFe2(SiO3)4]
_chemical_formula_sum '[Na2 Li2 Fe4 Si8 O24]'
_cell_volume [440.8424]
_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
[
  Na  Na0  2  0.0000  0.7060  0.5000  1.0
  Li  Li1  2  0.0000  0.2537  0.0000  1.0
  Fe  Fe2  2  0.0000  0.1029  0.5000  1.0
  Fe  Fe3  2  0.0000  0.8992  0.0000  1.0
  Si  Si4  4  0.2062  0.4121  0.4987  1.0
  Si  Si5  4  0.2075  0.5906  0.0015  1.0
  O  O6  4  0.1140  0.0859  0.8944  1.0
  O  O7  4  0.1157  0.9211  0.3927  1.0
  O  O8  4  0.1339  0.2470  0.4270  1.0
  O  O9  4  0.1397  0.7580  0.9447  1.0
  O  O10  4  0.1476  0.5066  0.2189  1.0
  O  O11  4  0.1476  0.4979  0.7185  1.0
]