data_[Ho2Er2Ag4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmm2]
_cell_length_a [9.9932]
_cell_length_b [10.0122]
_cell_length_c [4.6952]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [35]
_chemical_formula_structural [HoEr(AgTe2)2]
_chemical_formula_sum '[Ho2 Er2 Ag4 Te8]'
_cell_volume [469.7687]
_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
[
  Ho  Ho0  2  0.0000  0.5000  0.8074  1
  Er  Er1  2  0.0000  0.0000  0.1928  1
  Ag  Ag2  4  0.2500  0.2500  0.9994  1
  Te  Te3  4  0.0000  0.2976  0.2927  1
  Te  Te4  4  0.2013  0.0000  0.7078  1
]