data_[Cu4Ag4Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.4289]
_cell_length_b [7.1674]
_cell_length_c [7.4822]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.9646]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Cu2Ag2Te3]
_chemical_formula_sum '[Cu4 Ag4 Te6]'
_cell_volume [345.1404]
_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
[
  Cu  Cu0  4  0.3552  0.5909  0.8464  1.0
  Ag  Ag1  4  0.0362  0.1307  0.6673  1.0
  Te  Te2  4  0.3650  0.5835  0.1970  1.0
  Te  Te3  2  0.0000  0.0000  0.0000  1.0
]