data_[Ag12Sn6Te15]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [R-3m]
_cell_length_a [4.4686]
_cell_length_b [4.4686]
_cell_length_c [58.2779]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ag4Sn2Te5]
_chemical_formula_sum '[Ag12 Sn6 Te15]'
_cell_volume [1007.8225]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.3177  1.0
  Ag  Ag1  6  0.0000  0.0000  0.4148  1.0
  Sn  Sn2  6  0.0000  0.0000  0.1344  1.0
  Te  Te3  6  0.0000  0.0000  0.2306  1.0
  Te  Te4  6  0.0000  0.0000  0.3675  1.0
  Te  Te5  3  -0.0000  -0.0000  0.5000  1.0
]