data_[Ag6Sb4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Sb  2.0500  1.4500  0.8300
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P4_2/mmc]
_cell_length_a [9.0022]
_cell_length_b [9.0022]
_cell_length_c [6.1774]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [131]
_chemical_formula_structural [Ag3(SbTe2)2]
_chemical_formula_sum '[Ag6 Sb4 Te8]'
_cell_volume [500.6153]
_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
[
  Ag  Ag0  4  0.2534  0.5000  0.0000  1
  Ag  Ag1  2  0.0000  0.0000  0.2500  1
  Sb  Sb2  4  0.0000  0.3111  0.5000  1
  Te  Te3  4  0.0000  0.2864  0.0000  1
  Te  Te4  4  0.2799  0.5000  0.5000  1
]