data_[Ag8Bi4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Bi  2.0200  1.6000  1.0350
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.1267]
_cell_length_b [11.5879]
_cell_length_c [6.9822]
_cell_angle_alpha [90.0000]
_cell_angle_beta [129.7482]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Ag2BiTe2]
_chemical_formula_sum '[Ag8 Bi4 Te8]'
_cell_volume [567.7518]
_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
[
  Ag  Ag0  8  0.1591  0.3749  0.7526  1
  Bi  Bi1  4  0.0000  0.1260  0.2500  1
  Te  Te2  4  0.0000  0.1470  0.7500  1
  Te  Te3  4  0.0000  0.3970  0.2500  1
]