data_[Er2Tm4Ag6S12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
  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 [15.3076]
_cell_length_b [4.0185]
_cell_length_c [11.7992]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.1698]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [ErTm2(AgS2)3]
_chemical_formula_sum '[Er2 Tm4 Ag6 S12]'
_cell_volume [633.7693]
_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  0.5000  0.0000  1
  Tm  Tm1  4  0.1669  0.0000  0.3338  1
  Ag  Ag2  4  0.1656  0.0000  0.8308  1
  Ag  Ag3  2  0.0000  0.5000  0.5000  1
  S  S4  4  0.0246  0.0000  0.8625  1
  S  S5  4  0.1418  0.5000  0.4698  1
  S  S6  4  0.1920  0.5000  0.1981  1
]