data_[Ag2Bi2Te4]
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 [P1]
_cell_length_a [6.3452]
_cell_length_b [6.5230]
_cell_length_c [18.5283]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.4771]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [AgBiTe2]
_chemical_formula_sum '[Ag2 Bi2 Te4]'
_cell_volume [766.8603]
_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  1  0.0919  0.8771  0.4526  1
  Ag  Ag1  1  0.6034  0.6862  0.4528  1
  Bi  Bi2  1  0.2132  0.4944  0.5549  1
  Bi  Bi3  1  0.7095  0.0752  0.5551  1
  Te  Te4  1  0.2349  0.5025  0.4011  1
  Te  Te5  1  0.2359  0.0346  0.5909  1
  Te  Te6  1  0.7324  0.0690  0.4012  1
  Te  Te7  1  0.7404  0.5339  0.5915  1
]