data_[Dy12Er3Ag3Se24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [8.3814]
_cell_length_b [8.3814]
_cell_length_c [20.4620]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Dy4ErAgSe8]
_chemical_formula_sum '[Dy12 Er3 Ag3 Se24]'
_cell_volume [1244.8469]
_cell_formula_units_Z [3]
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
[
  Dy  Dy0  9  0.0127  0.5063  0.5016  1
  Dy  Dy1  3  0.0000  0.0000  0.3755  1
  Er  Er2  3  0.0000  0.0000  0.9951  1
  Ag  Ag3  3  0.0000  0.0000  0.6246  1
  Se  Se4  9  0.0242  0.5121  0.7522  1
  Se  Se5  9  0.1760  0.3519  0.5817  1
  Se  Se6  3  0.0000  0.0000  0.2417  1
  Se  Se7  3  0.0000  0.0000  0.7565  1
]