data_[Sr10Sn2As16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Sn  1.9600  1.4500  0.8300
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [I-4]
_cell_length_a [10.3493]
_cell_length_b [10.3493]
_cell_length_c [7.8775]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [82]
_chemical_formula_structural [Sr5SnAs8]
_chemical_formula_sum '[Sr10 Sn2 As16]'
_cell_volume [843.7536]
_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
[
  Sr  Sr0  8  0.1759  0.7602  0.1719  1
  Sr  Sr1  2  0.0000  0.0000  0.5000  1
  Sn  Sn2  2  0.0000  0.5000  0.7500  1
  As  As3  8  0.0198  0.7101  0.5637  1
  As  As4  8  0.0648  0.8552  0.8236  1
]