data_[Er2Ag4Sn6Te12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  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 [C2/m]
_cell_length_a [7.5958]
_cell_length_b [13.1816]
_cell_length_c [7.6602]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.3579]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [ErAg2(SnTe2)3]
_chemical_formula_sum '[Er2 Ag4 Sn6 Te12]'
_cell_volume [723.6106]
_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
[
  Er  Er0  2  0.0000  0.0000  0.0000  1
  Ag  Ag1  4  0.0000  0.3285  0.0000  1
  Sn  Sn2  4  0.0000  0.1592  0.5000  1
  Sn  Sn3  2  0.0000  0.5000  0.5000  1
  Te  Te4  8  0.2463  0.1664  0.2370  1
  Te  Te5  4  0.2443  0.5000  0.2379  1
]