data_[Y2Er4Ag6S12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  Ag  1.9300  1.6000  1.0867
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.5354]
_cell_length_b [4.0230]
_cell_length_c [9.6343]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8155]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [YEr2(AgS2)3]
_chemical_formula_sum '[Y2 Er4 Ag6 S12]'
_cell_volume [576.3877]
_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
[
  Y  Y0  2  0.0000  0.5000  0.0000  1.0
  Er  Er1  4  0.1657  0.0000  0.3351  1.0
  Ag  Ag2  4  0.1760  0.0000  0.9355  1.0
  Ag  Ag3  2  0.0000  0.5000  0.5000  1.0
  S  S4  4  0.0106  0.0000  0.8090  1.0
  S  S5  4  0.1571  0.5000  0.5180  1.0
  S  S6  4  0.1835  0.5000  0.1464  1.0
]