data_[Sm2Tl4Ag4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Tl  1.6200  1.9000  1.3325
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.1595]
_cell_length_b [4.3593]
_cell_length_c [8.6594]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2052]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SmTl2(AgTe2)2]
_chemical_formula_sum '[Sm2 Tl4 Ag4 Te8]'
_cell_volume [576.0615]
_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
[
  Sm  Sm0  2  0.0000  0.0000  0.0000  1.0
  Tl  Tl1  4  0.1298  0.0000  0.5686  1.0
  Ag  Ag2  4  0.1815  0.5000  0.9886  1.0
  Te  Te3  4  0.0138  0.5000  0.7476  1.0
  Te  Te4  4  0.2028  0.0000  0.2100  1.0
]