data_[Na4La4Si4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  La  1.1000  1.9500  1.1720
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.1463]
_cell_length_b [5.5042]
_cell_length_c [9.6105]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [NaLaSiO4]
_chemical_formula_sum '[Na4 La4 Si4 O16]'
_cell_volume [378.0231]
_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
[
  Na  Na0  4  0.1687  0.2500  0.5799  1
  La  La1  4  0.0089  0.7500  0.8066  1
  Si  Si2  4  0.2342  0.2500  0.9190  1
  O  O3  8  0.1950  0.5037  0.3391  1
  O  O4  4  0.0028  0.2500  0.9237  1
  O  O5  4  0.1894  0.7500  0.5815  1
]