data_[Er8Zn4Te4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Zn  1.6500  1.3500  0.8800
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [4.2061]
_cell_length_b [23.3050]
_cell_length_c [4.2329]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Er2ZnTe]
_chemical_formula_sum '[Er8 Zn4 Te4]'
_cell_volume [414.9217]
_cell_formula_units_Z [4]
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  4  0.0000  0.0622  0.7500  1
  Er  Er1  4  0.0000  0.3343  0.7500  1
  Zn  Zn2  4  0.0000  0.4624  0.7500  1
  Te  Te3  4  0.0000  0.1959  0.7500  1
]