data_[Si8Ag4Sn4Te24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [14.2037]
_cell_length_b [13.2907]
_cell_length_c [7.2645]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.4185]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Si2AgSnTe6]
_chemical_formula_sum '[Si8 Ag4 Sn4 Te24]'
_cell_volume [1315.4396]
_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
[
  Si  Si0  8  0.2000  0.4271  0.2475  1.0
  Ag  Ag1  4  0.0000  0.2756  0.7500  1.0
  Sn  Sn2  4  0.0000  0.1242  0.2500  1.0
  Te  Te3  8  0.1134  0.0747  0.6751  1.0
  Te  Te4  8  0.1285  0.4216  0.5327  1.0
  Te  Te5  8  0.1441  0.2556  0.0917  1.0
]