data_[K4Sm2Ag4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sm  1.1700  1.8500  1.2290
  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 [16.4268]
_cell_length_b [4.4269]
_cell_length_c [8.6779]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2902]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Sm(AgTe2)2]
_chemical_formula_sum '[K4 Sm2 Ag4 Te8]'
_cell_volume [595.6202]
_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
[
  K  K0  4  0.1307  0.0000  0.5671  1.0
  Sm  Sm1  2  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  4  0.1806  0.5000  0.9846  1.0
  Te  Te3  4  0.0128  0.5000  0.7517  1.0
  Te  Te4  4  0.2010  0.0000  0.2016  1.0
]