data_[Na4Sr4As8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Sr  0.9500  2.0000  1.3200
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [11.0971]
_cell_length_b [9.9814]
_cell_length_c [6.4041]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.5974]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaSr(AsO3)2]
_chemical_formula_sum '[Na4 Sr4 As8 O24]'
_cell_volume [654.8829]
_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  0.0000  0.2817  0.7500  1
  Sr  Sr1  4  0.0000  0.1116  0.2500  1
  As  As2  8  0.2062  0.4202  0.2102  1
  O  O3  8  0.1253  0.0875  0.6719  1
  O  O4  8  0.1377  0.2651  0.1454  1
  O  O5  8  0.1508  0.4953  0.4286  1
]